All Questions
8 questions
-1
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1
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Type of diagram and ordering of bonds used to depict a glucose molecule
I find these type of diagrams
easier to consult when building molecules using a 'molecular building kit'. Is there a name for this type of diagram?
For the glucose molecule (in the above diagram), I ...
- 121
9
votes
1
answer
608
views
How to you show a 3-center 2-electron bond in a Lewis structure?
How would you write $\ce{PCl5}$ or other hyper-conjugate molecules as a Lewis structure that indicates 3-center 2-electron bonds?
I have seen depictions [1] for transition metal complexes but not for ...
- 42.3k
5
votes
1
answer
2k
views
Can a double bond extend beyond the plane and if so, how would it be drawn?
Can double and triple bonds, etc., extend beyond the plane in a Lewis structure, and if so, how are they represented? I.e., how would 1 and 2 in this image be drawn if they were doubles or triples?
- 153
8
votes
1
answer
2k
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Does the Location of Line-Dash-Wedge Notations Matter?
In Line-Dash-Wedge notation, when illustrating that an atom or bond is directed towards or away from the viewer (solid triangle for coming forward, dotted lines for going back), does the location of ...
1
vote
0
answers
57
views
Drawing bonds and delocalised electrons in condensed formulae
The $\LaTeX$ mhchem package provides commands for drawing bonds within condensed chemical formulae. Some of them have a clear allocation to covalent bonds while others have not. Single, double, and ...
- 33
2
votes
3
answers
964
views
Why do some diagrams of some molecules show the bonds of only some of their submolecules?
In the diagram of ATP below this paragraph there are no lines between the atoms in the $\ce{NH2}$ molecule or in the $\ce{OH}$ molecules; however, there are lines between all the other atoms. Does the ...
- 2,335
1
vote
1
answer
140
views
What does this curve over the C-B bond mean?
I have come across this notation in a question I am trying to answer and am unsure of what exactly it means, can anyone clarify what this represents?
- 11
14
votes
2
answers
14k
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Correctness of writing H3C as opposed to CH3 in a carbon chain
I have been studying alkanes, alkenes & alkynes for a while, and I see in the examples that all the basic structural formulas start with $\ce{CH3}$, then $\ce{CH2}$, and the last carbon atom is $\...
- 141