CN2181719Y - Disk for learning chemical formulae - Google Patents
Disk for learning chemical formulae Download PDFInfo
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- CN2181719Y CN2181719Y CN 91224188 CN91224188U CN2181719Y CN 2181719 Y CN2181719 Y CN 2181719Y CN 91224188 CN91224188 CN 91224188 CN 91224188 U CN91224188 U CN 91224188U CN 2181719 Y CN2181719 Y CN 2181719Y
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Abstract
The utility model relates to a disk for learning chemical formulae, which is divided into an ion type and an organic type, wherein, the ion type is provided with Chinese, Chinese and foreign languages, etc.; the organic type is provided with two circle disks, three circle disks, or more than three disks, etc.; the ion type is characterized in that ionic formula, formula weight, foreign names and formula type symbols are respectively engraved on an inner disc, a middle disc and an outer disc; the organic type is characterized in that atomic group, formula weight and names are engraved on regarding discs and are fixed by rivets. Various compounds formulae and skeleton symbol can be formed for calculating molecular weight; the ion type can also be used for naming compound in Chinese and foreign languages and indicating ionization and ion equation. The utility model is both a teaching appliance and a tool for learning chemical foreign words.
Description
The utility model belong to common mineral compound molecular formula of learning and memory (or chemical formula) and organic compound structure skeleton symbol composition, write, the calculating of molecular weight (or formula weight), and in the mineral compound formed, the foreign language name, and further represent the teaching aid and the learning aid of the ionic equation of the ionization equation of this inorganics and formation.
In existing technology, for example the patent No. is 88301164.6 " chemical reaction study dish ", the inorganic and equational teaching aid of organic chemical reactions in study height, junior middle school that this technology is made up of the uniformly concentric garden of two thickness sheet.Two garden sheets in this technology can not arbitrarily rotate, can not form inorganics molecular formula and organic constitution skeleton symbol, can not learn the writing of relevant molecular formula, the name of middle foreign language, molecular weight and calculate, also can not represent relevant ionization equation and ionic equation, Huas scholar also is not difficult to use.
The purpose of this utility model be create a kind of can make not learn with begining to learn scholar be familiar with relevant atomic group and yin, yang ionic formula, the structure of study, memory chemical molecular formula is formed, Writing method, with Chinese and foreign language name mineral compound, the molecular weight of computerized compound, further expression the is formed ionization equation of ionic compound or the chemical basic knowledges such as ionic equation of its generation, thus lay a solid foundation for this basic course of learning chemistry better.
According to the structure of inorganics and organic molecule formula, form, write, name diverse characteristics, the utility model to be divided into " ion-type " and " organic type " two types again.In ion-type, kinds such as Chinese, Chinese and English and Chinese and japanese are arranged again; Two gardens dish, three gardens dish and three variety classeses that above garden dish assembles are arranged again in organic type.
The purpose of this utility model be achieved in that chemical molecular formula study dish by the two or more gardens dish of the different radii that is divided into identical five equilibrium fixedly the garden heart form, related contents such as chemical symbol, the China and foreign countries' literary fame that each garden dish is marked with atom and atomic group claims, formula weight and molecular formula type designations, except that interior garden dish is the uniform garden of thickness dish, all the other each middle garden dishes and outer garden dish all are the garden dish that the thicker center section of garden loop section at edge approaches, in, in, outward each garden coil successively suit and fixing after, its upper surface is at grade.
Ion-type chemical molecular formula study dish by interior, in, outer three gardens dish with the connection rivet fixedly the garden heart form.Contents such as symbol, the China and foreign countries' literary fame that the appropriate location on the dish of interior garden indicates kation formula (positively charged atom or atomic group) claims, ion formula weight are called the kation dish again.Contents such as symbol, the China and foreign countries' literary fame that the appropriate location on the dish of middle garden indicates negative ion formula (electronegative atom or atomic group) claims, ion formula weight are called the negative ion dish again; Respectively have a rectangle aperture in forward and backward position, so that the molecular formula type designations on the dish of outer garden show by aperture near each negative ion formula; Middle garden dish can select for use transparent material to make, and the molecular formula type designations on the dish of outer garden also can show.Each yin, yang ionic formula and China and foreign countries' literary fame thereof claim all to use two kinds of different colours or font representation to come out, like this when forming compound by the yin, yang ion, its molecular formula and in, the foreign language title can be directly from the yin, yang ionic formula and wherein, draw the foreign language title.For example: " sodium " word in " sodion " is with boldface type or positive regular script, and " ion " two words are with corpus hemorrhagicum word or italic; " sodium " in the English name of sodion " so-dium ion " be with boldface type or positive regular script, and " ion " is with corpus hemorrhagicum word or italic; " Na ト リ ウ system " in the japanese name of sodion " Na ト リ ウ system イ ォ Application " be with boldface type or positive regular script, and " イ ォ Application " is with corpus hemorrhagicum word or italic.Its ionic formula " Na
+" in " Na " use boldface type, electric charge symbol "+" the corpus hemorrhagicum word in the upper right corner.And for example at chlorion " Cl
-" in " Cl " use boldface type, electric charge symbol "-" the corpus hemorrhagicum word in the upper right corner.For the compound title that makes its composition is accustomed to consistent with name, " chlorion " write as " chlorine (change) ion ", wherein " chlorine " and " change " two words are with boldface type or positive regular script, the bracket " () " that " changes " word is used and " ion " two words usefulness corpus hemorrhagicum word or italic; When " change " word added a red bracket and is illustrated in independent name ion, " (change) " do not read out, and should remove red bracket and read " changes " word when the compound molecule formula that name is formed.In the English of chlorion, japanese name " chloride ion " and " え ん か イ ォ Application ", " chloride " and " え ん か " is with boldface type or positive regular script, " ion " and " イ ォ Application " usefulness corpus hemorrhagicum word or italic.Still have some negative ion and " H by this study dish
+" form the compound molecule formula title slightly different with custom, the utility model also marks with another kind of color (as blue look) character in below that compound is the correct foreign language title of this anionic foreign language title specially.For example at " O
2-" and " OH
-" English, japanese name " oxide ion ", " the hydroxide ion " and " さ ん か イ ォ Application " of ion, following " water " and " body ず " that indicates blue look respectively of " ず ぃ さ ん ガ イ ォ Application ", expression " O
2-" and " OH
-" respectively with " H
+" compound formed all is water, English, the japanese name of water is respectively " water " and " body ず ", and chemical molecular formula is " H
2O ".Dish suitable, special position in garden is marked with 11 kinds of molecular formula type designations as described below outside, so be called molecular formula type designations dish again.Because selecting common yin, yang ion for use mostly is to have 1,2,3 unit charge, algebraic sum according to positive and negative charge number in ionic compound is zero principle, also can form the compound molecule formula easily for making yin, yang ionic formula with different charge numbers, the utility model is on the basis of the different component types of research inorganics molecular formula, and the molecular formula type designations of summarizing have: " 1-1 type " is (as NaCl, BaSO
4, FePO
4Deng), " 1-2 type " is (as BaCl
2), " 1-3 type " is (as AlF
3), " 2-1 type " is (as Na
2SO
4), " 3-1 type " is (as Na
3PO
4), " 2-3 type " is (as Fe
2O
3), " 3-2 type " is (as Zn
3P
2), " 1-()
2Type " as Ca(OH)
2, " 1-()
3Type " ［ as Fe(NO
3)
3, " 2-()
3Type " ［ as Al
2(SO
4)
3, " 3-()
2Type " ［ as Ca
3(PO
4)
2Wait 11 kinds.In the kation of being selected, has only " NH
+ 4" by the ionic formula that the number of chemical element is formed, interior for simplifying, in two gardens dishes structure and reduce the kind of molecular formula type designations, the utility model has adopted " NH
+ 4" and " (NH
+ 4) " two kinds of ammonium ion forms section out.If 1 unit negative charge of negative ion band then should be selected " NH
+ 4" form comes the ingredient formula; If negative ion band 2 or 3 unit negative charges then should be selected " (NH
+ 4) " form comes the ingredient formula.So just saved " ()
2-1 type " and " ()
3-1 type " two kinds of molecular formula type designations, and make " NH on the kation dish
+ 4" forward and backward position and with " NH
+ 4" no longer have rectangle on the negative ion dish of relevant position and observe aperture.
Organic type chemical molecular formula study dish also is fixed in garden heart of interior garden dish, each middle garden dish and outer garden dish with the connection rivet and constitutes.The number (〉=0) of garden dish in the middle of the change can be formed two gardens dish or two organic type chemical molecular formula study dishes that coil in above garden.On dish appropriate location, each garden, all indicate and have half covalent bond the atom of (semi-simple key, the half pair of key and half three key) or the related contents such as skeleton symbol, title and formula weight thereof of atomic group.The atom on the dish of inside and outside two gardens or the skeleton symbol of atomic group all have one and half covalent bonds, the outside of the atom on the dish of only interior garden or the half covalent bond sensing garden dish of atomic group, the center of the atom on the dish of outer garden or the half covalent bond sensing garden dish of atomic group.The atom in the middle of each on the dish of garden or the skeleton symbol of atomic group all have two and half covalent bonds, and the half covalent bond inside and outside both sides of sensing garden dish respectively; In addition, for making the atom or the atomic group that have same type half covalent bond on non-conterminous each garden dish also can form the organic constitution skeleton symbol, spy's garden dish in the middle of each is marked with the of bonding symbol (as "-", "=", " ≡ " symbol) of covalent single bond, double covalent bonds and covalency three key.
Owing to adopt such scheme, ion-type is that zero principle and organic type basis contains the atom of same type half covalent bond or the theory that atomic group is interconnected to the complete covalent bond of this of bonding according to positive and negative electric charge algebraic sum, coil in each garden of rotation arbitrarily, but chemical molecular formula that composing quantity is various or organic structure skeleton symbol, learn its Writing method, calculate its molecular weight, and with in, foreign language name mineral compound, further represent the ionic equation of relevant ionization equation and its generation.Using method is simple, and is regular strong, even Huas scholar also can very fast association not use.
Concrete structure of the present utility model connects, design concept is provided by following enforcement example and accompanying drawing thereof.The drawing of accompanying drawing is described as follows:
Fig. 1 is the vertical view of Chinese ion-type chemical molecular formula study dish of the present utility model.
Fig. 2 is the vertical view of Chinese and English ion-type chemical molecular formula study dish of the present utility model.
Fig. 3 is the vertical view of Chinese and japanese ion-type chemical molecular formula study dish of the present utility model.
Fig. 4 is the A-A sectional view of Fig. 1, Fig. 2, Fig. 3.
Fig. 5 is the johning knot composition of ion-type chemical molecular formula study dish of the present utility model.
Fig. 6 is the vertical view of dish organic type chemical molecular formula study dish in three gardens of the present utility model.
Fig. 7 is the B-B sectional view of Fig. 6.
Fig. 8 is the johning knot composition of dish organic type chemical molecular formula study dish in three gardens of the present utility model.
Fig. 9 is the vertical view of the interior garden dish-kation dish of Chinese ion-type chemical molecular formula study dish of the present utility model.
Figure 10 is the vertical view of the interior garden dish-kation dish of Chinese and English ion-type chemical molecular formula study dish of the present utility model.
Figure 11 is the vertical view of the interior garden dish-kation dish of Chinese and japanese ion-type chemical molecular formula study dish of the present utility model.
Figure 12 is the vertical view of garden dish in the organic type chemical molecular formula study dish of the present utility model.
Figure 13 is the C-C sectional view of Fig. 9, Figure 10, Figure 11, Figure 12.
Figure 14 is the vertical view of the middle garden dish-negative ion dish of Chinese ion-type chemical molecular formula study dish of the present utility model.
Figure 15 is the vertical view of the middle garden dish-negative ion dish of Chinese and English ion-type chemical molecular formula study dish of the present utility model.
Figure 16 is the vertical view of the middle garden dish-negative ion dish of Chinese and japanese ion-type chemical molecular formula study dish of the present utility model.
Figure 17 is the D-D sectional view of Figure 14, Figure 15, Figure 16.
Figure 18 is the vertical view of the outer garden dish-molecular formula type designations dish of ion-type chemical molecular formula study dish of the present utility model.
Figure 19 is the E-E sectional view of Figure 18.
Figure 20 is the vertical view of the middle garden dish of dish organic type chemical molecular formula study dish in three gardens of the present utility model.
Figure 21 is the F-F sectional view of Figure 20.
Figure 22 is the vertical view of the outer garden of dish organic type chemical molecular formula study dish, three gardens of the present utility model dish.
Figure 23 is the G-G sectional view of Figure 22.
Figure 24, Figure 25 are respectively that all constitutional chemistry molecular formula Al are coiled in Chinese and English of the present utility model, the study of Chinese and japanese ion-type chemical molecular formula
2(SO
4)
3The application legend.
Figure 26, Figure 27 are that dish organic type chemical molecular formula study dish in three gardens of the present utility model is all formed organism 1-propyl alcohol skeleton symbol CH
3-CH
2-CH
2The application legend of-OH.
Figure 28 is that dish organic type chemical molecular formula study dish in four gardens of the present utility model is formed 1-propyl alcohol skeleton symbol CH
3-CH
2-CH
2The application legend of-OH.
Figure 29 is that dish organic type chemical molecular formula study dish in five gardens of the present utility model is formed organism 4-olefin(e) acid skeleton symbol CH
3-CH=CH-CH
2CH
2-
The application legend of-OH.
Being described as follows of each label among the figure:
1. the preceding rectangle aperture of the negative ion formula on coil in the garden in the middle of the ion-type chemical molecular formula study dish, the 2. back rectangle aperture of the negative ion formula on the dish of garden in the middle of the ion-type chemical molecular formula study dish.
A. connect rivet, b. the interior garden dish-kation dish of ion-type chemical molecular formula study dish, c. the middle garden dish-negative ion dish of ion-type chemical molecular formula study dish, d. the outer garden dish-molecular formula type designations dish of ion-type chemical molecular formula study dish, e. coil in the interior garden of organic type chemical molecular formula study dish, f. coil in the middle garden of organic type chemical molecular formula study dish, the outer garden dish of g. organic type chemical molecular formula study dish.
It is as follows to be described with reference to the accompanying drawings embodiment of the present utility model:
In the embodiment shown in fig. 1, interior garden dish-kation dish (b), middle garden dish-negative ion dish (c), outer garden dish-molecular formula type designations dish (d) suit and fix its center pit and constitute the Chinese ion-type chemical molecular formula study dish of garden dish type successively with connection rivet (a).Interior garden dish as shown in Figure 9, be related contents such as positively charged atom or atomic group-cationic chemical symbol, title, ion formula weights, adopt different colours (as red, black) or font (as Chinese regular script, italic) to be imprinted on the appropriate location separately respectively, so be called the kation dish again.Middle garden dish as shown in figure 14, be related contents such as electronegative atom or atomic group-anionic chemical symbol, title, ion formula weights, adopt different colours (as red, black) or font (as Chinese regular script, italic) to be imprinted on the appropriate location separately respectively, so be called the negative ion dish again; Rectangle aperture (1) before having on the anterior locations of negative ion formula has back rectangle aperture (2) on the back location of negative ion formula, perhaps select for use transparent material to make middle garden dish.Outer garden dish as shown in figure 18 is that as previously described 11 kinds of molecular formula type designations are imprinted on suitable, the special position, so be called molecular formula type designations dish again.
Fig. 2, embodiment shown in Figure 3, similar with the structural principle of embodiment shown in Figure 1, all be by connecting the center pit formation that rivet (a) is fixed in interior garden dish-kation dish (b), middle garden dish-negative ion dish (c) and outer garden dish-molecular formula type designations dish (d), just each personal different foreign language title of the title of its yin, yang ionic formula marks (the foreign language title also adopts different colours or font to be imprinted on the appropriate location separately), is referred to as Chinese and English and Chinese and japanese ion-type chemical molecular formula study dish respectively.The upper surface of A-A sectional view presentation graphs 1 as shown in Figure 4, Fig. 2, ion-type chemical molecular formula study dish shown in Figure 3 still at grade.
In the johning knot composition of ion-type chemical molecular formula study dish shown in Figure 5, connect rivet (a) be fixed in garden dish (b), middle garden dish (c) and outer garden coil the center pit of (d), promptly constituted as Fig. 1, Fig. 2, ion-type chemical molecular formula study dish embodiment illustrated in fig. 3.
In the embodiment shown in fig. 6, interior garden dish (e), middle garden dish (f), outer garden dish (g) suit and fix its center pit and constitute three gardens and coil organic type chemical molecular formula study dish successively with connecting rivet (a).Interior garden dish as shown in figure 12 is that the atom that only contains one and half covalent bonds and this half covalent bond sensing garden dish outside or the related contents such as skeleton symbol, title and formula weight thereof of atomic group are imprinted on the appropriate location.Middle garden dish as shown in figure 20, be contain two and half covalent bonds and this half covalent bond respectively the sensing garden related contents such as of bonding symbol that coil the atom of inside and outside both sides or skeleton symbol, title, formula weight and the covalent single bond (as "-") of atomic group, two key (as "="), three key (as " ≡ ") be imprinted on the appropriate location.Outer garden dish as shown in figure 22 is to be imprinted on the appropriate location only containing the inboard atom of one and half covalent bonds and this half covalent bond sensing garden dish or the related contents such as skeleton symbol, title and formula weight thereof of atomic group.The upper surface of B-B sectional view as shown in Figure 7, expression three gardens dish organic type chemical molecular formula study dish as shown in Figure 6 still at grade.
In the johning knot composition of dish organic type chemical molecular formula study dish in three gardens shown in Figure 8, connect the center pit that rivet (a) is fixed in interior garden dish (e), middle garden dish (f), outer garden dish (g), and constituted the three gardens dish organic type chemical molecular formula study dish of embodiment as shown in Figure 6.According to such structural principle, as long as the number (〉=0) of garden dish in the middle of the change, the also corresponding change of its radius can be formed the organic type chemical molecular formula study dish that coil in different numbers garden.For example, two gardens dish organic type chemical molecular formula study dish does not have middle garden dish, only is made up of interior (e), outer (g) two garden dishes; Four gardens dish organic type chemical molecular formula study dish also contains the middle garden dish (f) of two different radiis except that the dish of inside and outside two gardens; Five gardens dish organic type chemical molecular formula study dish also contains the middle garden dish (f) of three different radiis except that the dish of inside and outside two gardens; The rest may be inferred by analogy.
Figure 10 and shown in Figure 11 be respectively the interior garden dish-kation dish of Chinese and English and Chinese and japanese ion-type chemical molecular formula study dish, it is that the symbol of kation formula, Chinese and English and related contents such as Chinese and japanese title, ion formula weight are imprinted on the appropriate location with different colours or font respectively separately.
C-C sectional view shown in Figure 13 represents that as Fig. 9, Figure 10, Figure 11, interior garden dish shown in Figure 12 all be the uniform garden of thickness sheet.
Figure 15 and shown in Figure 16 be respectively the middle garden dish-negative ion dish of Chinese and English and Chinese and japanese ion-type chemical molecular formula study dish, it is the symbol of negative ion formula, Chinese and English and related contents such as Chinese and japanese title, ion formula weight are imprinted on the appropriate location with different colours or font respectively separately, rectangle aperture (1) and back rectangle aperture (2) before the forward and backward position of negative ion formula has.
D-D sectional view shown in Figure 17, garden, the edge loop section that coil in expression as Figure 14, Figure 15, middle garden shown in Figure 16 is thicker and center section is thinner, and rectangle aperture (1) and back rectangle aperture (2) before having on the forward and backward position of negative ion formula.
E-E sectional view shown in Figure 19, garden, the edge loop section of the outer garden dish of expression ion-type chemical molecular formula study dish as shown in figure 18 is thicker and center section is thinner.
F-F sectional view shown in Figure 21 and G-G sectional view shown in Figure 23 are respectively the middle garden dish of organic type chemical molecular formula study dish and the sectional view of outer garden dish, and garden dish and outer garden dish are all thinner for garden, the edge thicker center section of loop section in the middle of the expression.
Figure 24, shown in Figure 25 be respectively Chinese and English and all constitutional chemistry molecular formula Al are coiled in the study of Chinese and japanese ion-type chemical molecular formula
2(SO
4)
3The application legend.
Figure 26, shown in Figure 27 be that three gardens dish organic type chemical molecular formula study dish is all formed organism 1-propyl alcohol skeleton symbol CH
3-CH
2-CH
2The application legend of-OH.
Little sector of shown in Figure 28 is four gardens dish organic type chemical molecular formula study dish and composition 1-propyl alcohol skeleton symbol CH thereof
3-CH
2-CH
2The application legend of-OH.
Shown in Figure 29 is a little sector of five gardens dish organic type chemical molecular formula study dish and forms organism 4-olefin(e) acid skeleton symbol CH
3-CH=CH-CH
2CH
2-
The application legend of-OH.
Using method of the present utility model is exemplified below:
When using ion-type chemical molecular formula study dish, yin, yang ionic formula and the molecular formula type designations relevant with forming compound are rotated to the right side, and make its fan-shaped sideline alignment on each garden dish.Now to form " Al
2(SO
4)
3" be described as follows for example: as shown in figure 24, the aluminium ion " Al on the dish of interior garden
3+" and middle garden dish on sulfate ion " SO
2- 4" rotate to right-justification after, its positive and negative charge number is equated, by the lowest common multiple of its charge number as can be known, " Al
3+" need 2, " SO
2- 4" need 3, but because " SO
2- 4" form by " S " and " O " two kinds of chemical elements, so its molecular formula type designations should select " 2-()
3Type " rather than " 2-3 type ".Therefore the plate edge mint-mark of outer garden is had " 2-()
3Type " the fan-shaped sideline of printed words aligns with them, then be divided into "
2(" and ")
3" two-part molecular formula type designations are respectively from " SO
2- 4" preceding rectangle aperture 1 and back rectangle aperture 2 in show the bold character " Al that is occurred
2(SO
4)
3" be " Al
3+" and " SO
2- 4" the compound molecule formula formed; Boldface type " aluminium " in boldface type in " sulfate ion " " sulfuric acid " and " aluminium ion " is formed boldface type " aluminium sulphate " and is its Chinese.Bold character " sulfate " in the English name " sulfate ion " of the bold character " aluminium " in the English name of " aluminium ion " " aluminium ion " and " sulfate ion " is formed bold character " aluminium sulfate " and is " Al
2(SO
4)
3" English name.As shown in figure 25, " SO
2- 4" japanese name " り ゅ ラ さ ん ニ ん イ ォ Application " in bold character " り ゅ ラ さ ん " and " Al
3+" japanese name " ア Le ミ ニ ウ system イ ォ Application " in bold character " ア Le ミ ニ ウ system " form bold character " り ゅ ラ さ ん ア Le ミ ニ ウ system " and be " Al
2(SO
4)
3" japanese name.Its molecular weight is the summation of all ion formula weights, i.e. 27 * 2+96 * 3=342.In addition, it can also represent " Al
2(SO
4)
3" ionization equation: Al
2(SO
4)
3=2Al
3++ 3SO
2- 4The chemical compound lot decapacitation that this study dish is formed is represented outside its ionization equation, can also represent the ionic equation of its generation.As by " Ag
+" and " Cl
-" form silver chloride " AgCl " after, its ionization equation is: AgCl
Ag
++ Cl
-, the ionic equation of its generation is: Ag
++ Cl
-=AgCl ↓.
When using organic type chemical molecular formula study dish, interior, in, the atom or the atomic group that have same type half covalent bond on the dish of each garden outward be connected in turn (being that singly-bound is connected respectively with three key with pair keys, three key with singly-bound, two key), make it to form the complete covalent bond of this of bonding, just formed certain organic skeleton symbol.Because the structure difference of dissimilar covalent bonds, thereby atom or atomic group with dissimilar half covalent bonds can not connect into complete covalent bond.Atomic group ethylene group " CH in the middle of Figure 26 represents on the dish of garden
2CH
2-" two semi-simple keys at two ends respectively with interior garden dish on atomic group methyl " CH
3-" and outer garden dish on atomic group hydroxyl " OH " connect into the skeleton symbol " CH of " 1-propyl alcohol "
3-CH
2CH
2-OH ", its molecular weight is each composed atom or atomic group formula weight sum, i.e. 15+28+17=60.This organism " CH
3-CH
2CH
2-OH " again can by the singly-bound of bonding symbol "-" on the dish of middle garden respectively with interior garden dish on propyl group " CH
3CH
2CH
2-" and outer garden dish on hydroxyl " OH " be formed by connecting, referring to Figure 27.As seen, go up different atom or atomic groups by interior, domestic and abroad garden dish and can form the skeleton symbol of organic compound of the same race, thereby help cultivating student's dirigibility.Figure 28 represents the part of four gardens dish organic type chemical molecular formula study dish, the atomic group " CH with semi-simple key on each garden dish
3-", " CH
2-", " CH
2-", " OH " also form 1-propyl alcohol " CH after connecting successively
3-CH
2-CH
2-OH ".Figure 29 represents the part of five gardens dish organic type chemical molecular formula study dish, atomic group with semi-simple key or singly-bound of bonding symbol " CH on each garden dish
3-", "-", " CH=CH-", " CH
2CH
2-", "
-OH ", be in turn connected into 4-olefin(e) acid " CH
3-CH=CH-CH
2CH
2-
-OH ", its molecular weight is 15+26+28+45=114.
This shows that the model of chemical molecular formula study dish series is different, kind is more, can develop multiple product.Every kind of product is the teaching aid of Essential Chemistry education, is again the learning aid of beginner's learning chemistry, or the instrument of people's learning chemistry alphabet, has multiple function.It is easy to carry, uses simply, even Huas scholar not also can use in short time association, student's middle chemical basic knowledge of learning that is at play will improve students'interest in learning undoubtedly greatly.
Claims (5)
1, a kind of chemical molecular formula study dish, it be by the garden of the different radii that is divided into identical five equilibrium dish fixedly the garden heart form, it is characterized in that: chemical molecular formula study dish is made up of the dish of the garden more than two or two, be marked with the chemical symbol of atom and atomic group at each garden dish, China and foreign countries' literary fame claims, formula weight, the molecular formula type designations, except that interior garden dish is the uniform garden of thickness dish, all the other each middle garden dishes and outer garden dish all are the garden dish that the thicker center section of garden loop section at edge approaches, in, in, outer each garden coil successively suit and fixing after, its upper surface is at grade.
2, chemical molecular formula study dish according to claim 1 is characterized in that: middle garden dish is gone up in the forward and backward position near each negative ion formula and is respectively had a rectangle aperture, so that the molecular formula type designations on the dish of outer garden show by aperture.
3, chemical molecular formula study dish according to claim 1 is characterized in that: middle garden dish can select for use transparent material to make, and the molecular formula type designations on the dish of outer garden also can show.
4, chemical molecular formula study dish according to claim 1, it is characterized in that: each yin, yang ionic formula reaches wherein, the foreign language title all uses two kinds of different colours, font representation to come out, like this when forming compound by the yin, yang ion, its molecular formula and in, the foreign language title can be directly from the yin, yang ionic formula and wherein, draw the foreign language title.
5, chemical molecular formula study dish according to claim 1, it is characterized in that: the atom on the dish of inside and outside two gardens and the skeleton symbol of atomic group have one and half covalent bonds, the dish outside, half covalent bond sensing garden of atom on the dish of interior garden and atomic group, atom on the dish of outer garden and half covalent bond of atomic group point to garden disk center, the atom in the middle of each on the dish of garden and the skeleton symbol of atomic group all have two and half covalent bonds, and half covalent bond is the inside and outside both sides of sensing garden dish respectively, also indicate the of bonding symbol of singly-bound, two key and three key in addition in the middle of each on the dish of garden.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91224188 CN2181719Y (en) | 1991-09-01 | 1991-09-01 | Disk for learning chemical formulae |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91224188 CN2181719Y (en) | 1991-09-01 | 1991-09-01 | Disk for learning chemical formulae |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92223255 Division CN2148367Y (en) | 1992-05-30 | 1992-05-30 | Chemical formula learning ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2181719Y true CN2181719Y (en) | 1994-11-02 |
Family
ID=33760366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91224188 Expired - Lifetime CN2181719Y (en) | 1991-09-01 | 1991-09-01 | Disk for learning chemical formulae |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2181719Y (en) |
-
1991
- 1991-09-01 CN CN 91224188 patent/CN2181719Y/en not_active Expired - Lifetime
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