Questions tagged [mhchem]

mhchem is third-party extension for MathJax, for formatting chemical formulas and equations in particular on Chemistry Stack Exchange, via the \ce command. Read more here - mhchem.github.io/MathJax-mhchem/

Filter by
Sorted by
Tagged with
2
votes
1answer
55 views

Problem in rendering with arrow

Screenshots of MathJax text, CH3-CHOH ->[H2SO4][\Delta] CH2=CH2 while editing (lower stuffs are cropped): after editing, on post page (both stuffs are cropped)...
3
votes
1answer
51 views

Why is rendering of this pu markup weird?

$\pu{1.08378‬0 mol}$ renders as $\pu{1.08378‬0 mol}$ I think mhchem renders \pu.
1
vote
1answer
34 views

Where can I find a more extensive reference for mhchem?

I'm still new to this stack community and getting used with the formatting. I've read the article about this matter and while it explains that mhchem is supported and shows examples but only offer ...
1
vote
1answer
113 views

Two one-sided arrows from mhchem MathJax extension do not render properly upon conversion to pdf

I am using pdfkit-pythonbased on wkhtmltopdfto convert into pdf a text that contains MathJax ...
5
votes
1answer
189 views

MathJax mhchem editor

Is there a tool (application, online service) that helps writing the ugly formatting MathJax + mhchem code? I mean things like just typing Ctrl-B to get the selected text to bold is something else ...
7
votes
1answer
92 views

Is there a site on ChemSE to practice mhchem and mathjax?

Is there a site on ChemSE to practice mhchem and mathjax? Or does one just learn while asking or answering a question.
4
votes
1answer
46 views

Polymer formula bond-bracket crossing representation

I could not find any rule in Graphic representations (chemical formulae) of macromolecules (IUPAC Recommendations 1994) that would state that the bonds at the ends of the constitutional units must ...
3
votes
1answer
27 views

Eliminate huge-locant-marked (by \overset) atom side space

Is it possible to elegantly eliminate side whitespace around the base under the overset, which is longer than the base? E.g. if we wanted to talk about the 123456789th carbon atom of a huge poly(...
5
votes
1answer
78 views

Formatting hints no shown to user

Why are the basic (math/chemical) formatting hints https://chemistry.stackexchange.com/help/notation not always displayed next to the form where users enter new questions, and why is the elementar \ce{...
2
votes
1answer
40 views

Why two different print styles for the x's?

Created the rather nasty markup below. Why are there two different print styles for the x's? ...
17
votes
0answers
219 views

Introducing: Markdown Shortcuts for StackExchange

Inserting Mathjax and making posts look nice is rewarding, but it can often be, well, repetitive and boring :( Well, not any more. I have been testing and improving this userscript for quite some time ...
7
votes
1answer
498 views

What is the standard way to denote physical states in a chemical reaction?

A lot of older posts that I come across have their reactions written like: $$\ce{Cu(NO3)2_{(aq)} + 2NaHCO3_{(s)} -> CuCO3_{(s)} + 2NaNO3_{(aq)} + H2O_{(l)} + CO2_{(g)}}$$ (...
5
votes
1answer
112 views

What to do if mathrm is hugging physical units?

There was some consensus about how to write physical units from mid-2016 onwards on Chem.SE, as apparent from this post. However, it seems like the damage had already been done by that time. I say so ...
7
votes
2answers
110 views

Does the rendering of the precipitation and gas symbols need improvement?

Doing some markup and noticed something that annoyed me. I wanted to indicate a precipitate or gas such as: \begin{array}{ll} \text{Markup} & \text{Displays}\\\hline \text{\ce{AgCN v + KNO3}} &...
7
votes
2answers
132 views

Plus-minus sign messes with mhchem's \pu command

The following bug report has been fixed, here is screenshot of the question in its original state. Explicit error values are usually given as an interval with $\pm$. When I try to typeset this with ...
19
votes
4answers
435 views

Poll: mhchem syntax for electron configuration

As the author of mhchem, I am considering to add electron configuration to \ce. I decided to give it a little bit spacing for readability: $\mathrm{[Kr]\mskip2mu4d^{...
8
votes
3answers
1k views

Green checkmark or red X with Mathjax/mhchem?

Is there a way to put a green check mark in the body of my text using MathJax/mhchem Syntax? Or a red X to indicate that this thinking is wrong? Something like this: I want to use it while double ...
9
votes
1answer
91 views

Dimensional analysis with chemistry equations on stack exchange?

I know we use Mathjax/mhchem. What I would like to know, is if its possible to cross out units as part of dimensional analysis. Here is an example of the desirable effect:
15
votes
1answer
170 views

Mhchem feature request: strikethrough and crossout reaction arrows

mhchem is a great $\mathrm{\LaTeX}$ and MathJax package and I don’t know what we would do without it. Especially its way to format reaction equations is great. ...
9
votes
2answers
144 views

What happened to writing ions with \ce?

I took a look at some old questions and noticed that some \ce{} expressions were not working as they should. I am especially interested in how to write polyatomic ...
10
votes
1answer
84 views

Mhchem broken on mobile

That's how it looks right now. I don't recall this being a problem earlier. It's like this on other questions as well. Link to the answer in question: https://chemistry.stackexchange.com/a/55285/...
13
votes
2answers
163 views

Where to offer mhchem support?

I am about to finalize the MathJax/mhchem 3.0.0 (which is quite a large update). To my knowledge, the largest user group can be found here. Would you mind if I put a link in the documentation to meta....
11
votes
2answers
139 views

Unknown Notations

Are the following notations official? Can I find them in a colored IUPAC book? Do they have a name, I could google for? (I need this to judge whether to support this with mhchem or not.) Stability of ...
-1
votes
1answer
146 views

Is HTML banished?

Sorry if the question was already discussed, but it’s IMHO unlikely, given (mhchem) tag without a wiki. I’m new here, as a post writer. Today I saw my post edited by a high-rep user. The main intent ...
8
votes
1answer
218 views

How to solve mhchem/MathJax rendering problems

Edit: This is not a bug, it is a feature, see my answer post. While recently directing a new user to this meta post about formatting using MathJax, I noticed that some components were not rendering ...
7
votes
2answers
181 views

Formulae with charge and number of atoms (e.g. sulfate ion) aren't displayed properly

I just noticed that there is a problem when using mhchem to display structures such as sulfate's. According to its manual, they should appear as But using ...
8
votes
4answers
158 views

Chemical formulas with fractional numbers are displayed wrongly

According to mhchem manual the following code \ce{0.5H2O} should produce the following result But it does not. Instead, I ...
16
votes
4answers
844 views

'ce' prepended to equations in url slug?

I asked a question, titled https://chemistry.stackexchange.com/questions/636/reactions-of-metals-with-cehcl-ceh2so4-cehno3, and noticed that the formulas had 'ce' prepended to them in the url: ...
99
votes
11answers
14k views

How can I format math/chemistry expressions here?

This post is meant to teach new folks formatting with MathJax and its extension mhchem on chem.SE INDEX Getting Started Basic MathJax Superscripts and subscripts Fractions and square roots Common ...
23
votes
1answer
615 views

Enable mhchem mathjax extension

Mathjax 2.0 supports the mhchem extension. Could we enable it? It will save us lots of time in typesetting chemical formulae. How to enable the extension