Questions tagged [chemistry]

{chemistry} is about typesetting chemical content.

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2
votes
1answer
327 views

How do I make square brackets in a chemical formula?

I want to write the concentration of chlorine ions inside a cell as [Cl-]i, with the - superscripted and the i subscripted. I can't figure out how to do this.
1
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1answer
107 views

chemfig: crossing reactions like crosswords for species in more than on reaction: definearrow1{plus}{+} stays invisible

Is it possible to \definearrow to just put a + sign ? I would like to cross reactions, to draw this chemical pathway (whose source code is at bottom of this question): I have overlapped plus signs ...
0
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1answer
138 views

Why \chemand produces [0pt]+ in mychemistry?

I was writing chemical reaction using mychemistry package. I have a problem with \chemand which produces [0pt]+ as output in pdflatex. How can I get rid of the [0pt]? \begin{rxn} \reactant{\chemname{\...
2
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0answers
37 views

How to add a decimal point in the units of a concentration? [duplicate]

I have been writing my concentrations as per the code below using \SI{300}{\milli\gram\per\milli\litre} however my supervisor keeps writing a stupid . in all my feedback and wants the concentration to ...
1
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1answer
159 views

Aligning reactants in chemical equation

I want to present a chemical equation, but all of the reactants do not align. How can I vertically center align E^+? This is my code: \documentclass{report} \usepackage[version=3]{mhchem} \...
0
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1answer
2k views

How to include a chemical reaction in the equation numbering?

I would like to have my chemical reaction as equation number 0.1 and the equation (K_D) as an equation with the second number 0.2. \documentclass[12pt]{article} \usepackage{amsmath} \...
2
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1answer
38 views

Using second optional scale for chemfig causes bug in ring with circle [duplicate]

I found a bug in chemfig: If you use the second optional argument in \chemfig[][scale=0.5] the circle in the ring is not resized: \documentclass[captions=tableabove,ngerman]{scrreprt} \usepackage{...
2
votes
1answer
364 views

Drawing a polymer with multiple polymer brackets in the same bond in chemfig

I need to draw the following polymers and don't quite know how I manage two polymer brackets in one bond. The result should look like this: My current code produces the first set of brackets, but I ...
6
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1answer
130 views

chemmacros: Using \mbox{} within \iupac{} leads to @x in running title

I am using chemmacros in my thesis and have the following problem: When using \mbox{} within \iupac{} in a \section{} or \subsection{} it leads to "@x " being printed in the running title. Also, the ...
3
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1answer
285 views

\mathrm inside align not working

I am trying to make a document and using \mathrm inside an align* environment. But it doesn't works, any help? Here I paste a ME (it doesn't work but it is complete) \documentclass[12pt,twoside]{...
3
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2answers
96 views

How can I write bond labels with chemformula?

I want to reproduce this scheme in P. J. Flory's first book, p. 319: for which I need to typeset labels under the bonds. I tried to make bonds accept labels like arrows do, first with the pretty ...
3
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1answer
108 views

Chemical reaction as a graphical object and chemmacros

I would like to include a picture of a reaction (png/pdf) inside chemmacros's reactions environment (also alongside with other reaction schemes) in order to keep up with the rest of reactions' numbers....
1
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1answer
513 views

Writing chemical and mathematical equations

I am a newbie in the writing of mathematical and chemistry formulas in latex. The image produced with the code below is: Questions Is align a good environment for those cases? Is it possible to ...
9
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1answer
136 views

Chemical symbols for the order of a rotational axis

I need the following symbols for a class in crystallography, are there any package that contains them? They are mostly needed for drawing figures in tikz as the numeral descriptions on the left will ...
1
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0answers
78 views

fancylabel not incrementing counter if table is include with ltxtable

I'm using ltxtable to use flexible width, tabularx, X columns in a long-table. I'm also using the chemschemex/fancylabel package to give me sweet sweet automatic numbering of my chemical structures. ...
2
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1answer
477 views

Problem with chemistry packages

I have been using \usepackage{mhchem} to write chemical equations. Now I want to use also \usepackage{chemformula}. But when I use the second package it appears that LaTeX doesn't understand the ...
0
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1answer
66 views

Chemical formula in fancyhdr environment [duplicate]

I am using the fancyhdr package to create nice headers for my thesis. I'm running into problems with a chemical formula that appears as a section name. The chemical formula is capitalized when ...
8
votes
1answer
19k views

How to write a chemical formula? [duplicate]

In order to produce the following output involving a chemical formula I can attempt to write the chemical formula as a mathematical formula: \documentclass{report} \usepackage{amsmath} \begin{...
2
votes
1answer
304 views

Simplified formatting of NMR data

For my thesis I have to format NMR data. The assignment of individual signals can be done either by numbering the atoms in the molecule or by writing down part of its structure as a molecular formular ...
4
votes
1answer
356 views

Chemmacros: Undefined control sequence. \end

When I try to create a reaction from chemmacros/reactions I got the following error. I dunno what I am missing. Please help. Thank you. line 11: Undefined control sequence. \end line 11: Missing ...
0
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1answer
132 views

Want to make the following forked arrows using mhchem and chemfig and arrow

I have a figure which i want to do using mhchem and chemfig package. Is it possible to make forked arrows using mhchem/chemfig? Please help. I do not have any MWE created for this sort of figure. \...
2
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1answer
92 views

Adding Carbon numbers to bonds in Newman figure

Can anyone please help me in making this graph? I went through the process of making Newman figure, but unable to give numbers to nodes within it like the image I have pasted: Edit by ManuelKuehner ...
2
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0answers
71 views

Can't compile chemschemex and biblatex in document [duplicate]

I am a complete novice to LaTeX and have a problem when compiling my document. Whenever I try turning on chemschemex in my document, I get error messages and the document doesn't compile. After ...
0
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1answer
315 views

Chemfig: \chemmove proper anchor

How can I do so that the arrow drawn through the \chemmmove command does not overlay with the C-R''' bond? \documentclass{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[...
3
votes
1answer
440 views

Chemfig: \chemname and vertical align

Until I use the \chemname command for molecular descriptions, I can vertically align them. But when I use it, happens this: \documentclass{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc}...
2
votes
1answer
372 views

Chemfig: scheme vertical align

How can I vertical align this scheme to the same bottom line? \documentclass{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[italian]{babel} \usepackage[ a4paper, margin=...
2
votes
1answer
256 views

Chemfig: \color doesn't work

Why \colordoesn't work? I need to color the -OH oxydrilic function: \documentclass{article} \usepackage[T1]{fontenc} \usepackage[utf8]{inputenc} \usepackage[italian]{babel} \usepackage[ a4paper, ...
2
votes
1answer
217 views

Defining 'scheme' as a caption whilst using Tufte book

I'm currently writing my thesis using the tufte-book class, and have been told that captions must go underneath the figures/tables/schemes (I know this goes against the point, but I can't really do ...
4
votes
1answer
73 views

Placing the middle of a predefined picture at a certain node

I am trying to create the following reaction network cycle. Here's my output so far. My MWE is \documentclass[11pt]{standalone} \renewcommand*{\familydefault}{\sfdefault} \usepackage{sfmath} \...
2
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0answers
65 views

Is rotating bonds possible in mhchem?

I'm doing bonds using mhchem and I'm wondering if I can rotate a bond by X degrees. Is there a way? Im using mhchem inline: \ce{A\bond{3}B(<I want to insert an angle here>)\bond{2}C}. Thank ...
2
votes
1answer
344 views

Using tikz-cd to draw a complex reaction network

I am trying to draw the following schematic (generated using ChemDraw) using tikzcd. Here's is what I have so far. I don't understand how the positioning of labels above and below the arrows ...
2
votes
2answers
281 views

Writing an equation without italic font - chemistry packages

I am dealing with two issues: First i need to write chemistry expressions like the one shown below not with italic but with upright font. Second i want to know if there is any useful chemistry ...
1
vote
1answer
133 views

Upside-down -U> arrow in chemfig

I'd like to draw something like this: The most versatile solution would be something analogous to the -X> type arrow defined in "Easy way to write below arrow (\arrow{-U>}) in chemfig?", which ...
8
votes
3answers
787 views

Atomic electronic configuration with small boxes

I need to create a new command for the electronic distribution of an atom (orbitals S, P, D, F), similar to the one shown in the link below, but with boxes around the electron pairs. Can someone help ...
2
votes
1answer
842 views

Chemical bonds and atom position with chemfig

I have been working in the cylindrospermopsin structure using chemfig. The structure is: I draw it with te following code: \documentclass[12pt, border={10pt 10pt 10pt 10pt}]{standalone} \pagestyle{...
1
vote
1answer
178 views

Connect atoms with chemfig in nested rings [duplicate]

I'm trying to draw a cylindrospermopsin molecule using chemfig. There's my code \documentclass[12pt]{standalone} \pagestyle{empty} \usepackage{standalone} \usepackage[utf8]{inputenc} \usepackage[T1]{...
2
votes
1answer
106 views

Modify part of an environment from a package: experimental environment of chemmacros

General Question: How do I use an environment from a package and modify one or more commands but keep all the functionality of the the others? Sorry if I should know that this isn't possible or viable ...
2
votes
2answers
486 views

Can I add a label to a figure that shows up next to the figure?

I'm writing my chemistry thesis and it involves a lot of reaction schemes How can I add a label that shows up? I want to label the first compound 1, and I want this to be a Latex label so I can refer ...
4
votes
2answers
115 views

chemmacros: Space in Compound name with \iupac

In the following example there is no space before "chloride" as intended. However, when i remove the oxidation number "(III)", the space is there as it should be. Why is that and how can i force a ...
2
votes
2answers
402 views

Is there any way I can draw a wedge and dashed chemistry bond inline, in Latex?

I'm trying to draw bonds inline in a section that discusses chemistry notation. I wanted to have them in line, as opposed to referencing a figure. Here's a MWE: \documentclass{report} \usepackage[...
3
votes
2answers
325 views

How to add a vertical space in the text above/under the arrow in the chemfig package [duplicate]

I'm trying to add a vertical space between H$_{2}$O$_{2}$ 30\% and \SI{25}{\degreeCelsius}, \SI{30}{\minute}, but I can't. Do you have any idea how to do it? \documentclass[letter,10pt]{article} \...
3
votes
1answer
513 views

How to align text, structures, and arrows in chemfig package

Any idea how to align the names of structures to the same height. The arrow and the plus signs, and the chemical structures, too. I tried to align them with \chemnameinit, but does not work. \begin{...
0
votes
1answer
73 views

Chemfig: put + between two formulas

I want to draw a simple structural chemical formula with the chemfig package in Latex. It schould look like the output of the code below, but i don't think that this is the right way to write it ...
0
votes
1answer
742 views

GHS label layout

I have a rough draft of some GHS labels using the labels and ghsystem packages:: \documentclass[preview]{standalone} \usepackage{ghsystem} \usepackage[newdimens]{labels} \LabelCols=2 \LabelRows=5 \...
3
votes
1answer
5k views

Boron molecular orbital diagram

Boron molecular orbital diagram have the following form: The nuance is that the level pi lies below the level sigma2. For building molecular orbital diagram I use modiagram package. \documentclass[]...
1
vote
1answer
159 views

Identify atoms in chemical equation

I am trying to represent an exchange reaction in N2 + N, where the reactant atomic N is swapped for one in N2. I'm using the mhchem package, and currently have the following: \documentclass{article} \...
1
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1answer
589 views

Citing sub-references from a combined citation list

The problem       Many journals in chemistry and physics use a referencing style that combines multiple closely-related citations into a single reference: This is a ...
1
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0answers
161 views

Circular chemical reaction cascade

I am trying to use tikz-cd package to draw circular chemical reaction cascade. Here is what I have tried so far \documentclass{article} \usepackage{graphicx, tikz-cd} \begin{figure}[h] \centering ...
3
votes
0answers
184 views

Plotting data lines properly annotated with pgfplots

I am plotting a series of rather busy plots consisting of many (5..25) lines of experimental data using pgfplots 1.14 and TikZ 3.0.1a. These curves are often overlapping, coexist near x or y axis, and ...
2
votes
1answer
716 views

chemnum: compounds numbers don't replace TMP at the right position in .eps file (chemdraw)

I'm really new to LaTeX, and even newer to this website, so forgive me in advance for all the mistakes I may have made. Here's my problem: I'm trying to replace the temporary labels (TMP1,...) in an ....