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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/

-1 votes
1 answer
100 views

Why are compound formulae not rendering properly using \ce tag?

Basically, everywhere I use the \ce tag on chemistry stack exchange, I get wrong formulae. The subscripts are becoming superscripts while the superscripts are becoming subscripts. Is it just me or is ...
ananta's user avatar
  • 2,304
8 votes
1 answer
69 views

Extra spacing before mhchem super/subscripts

I'm not entirely sure if this is still the correct platform for mhchem issues, but I've noticed a mildly annoying extra space that occurs just before ...
orthocresol's user avatar
  • 71.5k
2 votes
1 answer
79 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)...
Rahul Verma's user avatar
  • 3,071
3 votes
1 answer
57 views

Why is rendering of this pu markup weird?

$\pu{1.08378‬0 mol}$ renders as $\pu{1.08378‬0 mol}$ I think mhchem renders \pu.
MaxW's user avatar
  • 22.3k
2 votes
1 answer
78 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 ...
Chris Steinbeck Bell's user avatar
1 vote
1 answer
259 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 ...
mannaia's user avatar
  • 1,756
5 votes
1 answer
445 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 ...
Poutnik's user avatar
  • 42.6k
7 votes
1 answer
135 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.
user55119's user avatar
  • 17.2k
4 votes
1 answer
198 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 ...
mykhal's user avatar
  • 6,222
3 votes
1 answer
34 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(...
mykhal's user avatar
  • 6,222
6 votes
1 answer
91 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{...
Karl's user avatar
  • 12.1k
2 votes
1 answer
43 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? ...
MaxW's user avatar
  • 22.3k
17 votes
0 answers
375 views

Introducing: Markdown Shortcuts for Stack Exchange

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 ...
Gaurang Tandon's user avatar
7 votes
1 answer
2k 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: $$\ce{Cu(NO3)2_{(aq)} + 2NaHCO3_{(s)} -> CuCO3_{(s)} + 2NaNO3_{(aq)} + H2O_{(l)} + CO2_{(g)}}$$ (...
Gaurang Tandon's user avatar
5 votes
1 answer
123 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 ...
Gaurang Tandon's user avatar

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