mhchem is a bundle for typesetting chemical formulae and Risk and Safety Phrases.

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13
votes
2answers
1k views

Chemistry molecular structure drawing programs

I am looking for chemical molecular drawing packages. There is mhchem which basically sets up a structure for including externally generated molecular structures. Also Chemfig, which is the ...
7
votes
2answers
5k views

\mbox does not draw a box inside align*

\mbox doesn't work inside align*: \begin{document} \usepackage{mhchem} \begin{align*} \ce{K_w} &= \ce{[H3O+][OH^-]} \\ -\log \ce{K_w} &= -\log ( \ce{[H3O+][OH^-]} ) \\ -\log ...
9
votes
4answers
1k views

Addition and subtraction of chemical equations

Is there a package that supports the addition or subtraction of chemical equations, perhaps with automatic tabbing and a alignment. Whilst it is obvious I could set up tables or use mathmode's align ...
8
votes
2answers
170 views

mhchem formatting interrupted

\documentclass[12pt,a4paper]{article} \usepackage[version=3]{mhchem} \begin{document} \ce{K_a \times K_b = K_w} \end{document} In \ce{} all text is supposed to be regularized. See how the K_a is ...
3
votes
2answers
317 views

mhchem reaction arrows seem to break when using a command in the \ce environment

I've tried making the command \newcommand{\aq}{_{(aq)}} to make the subscript to show that an ion is aqueous, but when used in the \ce command it breaks the reaction arrows \ce{2Cu(OH2)^{2+}_{6} + ...
5
votes
1answer
1k views

How can I get Lewis-like structures + illustrate electron transfer

I know about the existence of packages that allow Lewis structures but that is not the question. The question is how to illustrate radical reactions as depicted below. The solution would ideally be ...
4
votes
2answers
492 views

Text containing math above and below equilibrium sign won't compile (using mhchem)

Why won't this compile? I suspect the math inside the []s are preventing compilation. If so how do I make this work? Thanks. \documentclass[12pt]{article} \usepackage[version=3]{mhchem} ...
6
votes
1answer
609 views

Collision between mhchem and mathdesign

Maybe related to a package database update to last versions, I have a collision between the mchem package and other font-related packages such as mathdesign. Whenever I try to use the command \ce{} to ...
1
vote
1answer
472 views

Missing $ error

Why doesn't this code compile? % Oxidation and reduction % Author: Arne Röhrs % Note that two compilations are necessary. \documentclass{article} \usepackage{tikz} ...
11
votes
4answers
1k views

Oxidation/reduction arrows, overhead and below, with oxidation numbers also

I want oxidation/reduction arrows, overhead and below, with oxidation numbers also. Like the one featured in the watermark background on this very page upper left corner. Unfortunately, chemexec ...
4
votes
2answers
573 views

Side reaction arrows: in and out

I want side arrows coming in and out of the reaction, a ubiquitous convention in biochemistry yet astonishingly not supported by packages like mhchem. mychemistry supports it (see p26 of package ...
5
votes
3answers
2k views

Unequal equilibrium arrows with overhead text

\documentclass[12pt]{article} \usepackage[version=3]{mhchem} \begin{document} \ce{CH2OH + ATP <=>>[\text{Hexokinase}] + \text{glucose 6-phosphate} + ADP + H+} \\ \ce{CH2OH + ATP ...
6
votes
3answers
2k views

Number mhchem reactions and create a \listofreactions

Is there a way to create an environment for reactions defined with mhchem that behaves similarly to equation in terms of numbering the reactions (including a \nonumber command)? Can I get a list of ...