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\documentclass[parskip=full]{scrartcl}
\usepackage{chemmacros}
\chemsetup[chemformula]{
format=\color{blue}
}
\newcommand*\cmd[2]{}
\begin{document}
% {\chemsetup[chemformula]{charge-hshift=0pt}
% \ch{NO2^*} X\\
% \ch{NO^*} X\\
% \ch{H2O} X\\
% \ch{^4S_{3/2}^-} X\\
% \ch{C5H11-} X\\
% \ch{^1H} X\\
% \ch{^{12}1H} X
% }
% % \end{document}
%
% \ch{NO2^*} X\\
% \ch{H2O} X\\
% \ch{^4S_{3/2}^-} X\\
% \ch{C5H11-} X\\
% \ch{^1H} X\\
% \ch{^{12}1H} X
Isotop:\\
\verb|\ch{^3B}| \ch{^3B +}\\
\verb|\ch{3B}| \ch{3B +}\\
\verb|\ch{_3B}| \ch{_3B +}\\
\verb|\ch{3^3B}| \ch{3^3B +}\\
\verb|\ch{_3^3B}| \ch{_3^3B +}\\
\verb|\ch{^33B}| \ch{^33B +}\\
\verb|\ch{^{23}123B}| \ch{^{23}123B +}\\
\verb|\ch{^{23}_{123}B}| \ch{^{23}_{123}B +}\\
\verb|\ch{^{123}23B}| \ch{^{123}23B +}\\
\verb|\ch{^{123}_{23}B}| \ch{^{123}_{23}B +}\\
\verb|\ch{123^{23}B}| \ch{123^{23}B +}\\
\verb|\ch{_{123}^{23}B}| \ch{_{123}^{23}B +}\\
\verb|\ch{23^{123}B}| \ch{23^{123}B +}\\
\verb|\ch{_{23}^{123}B}| \ch{_{23}^{123}B +} \\
\verb|\ch{_{23}^{123}B + _{23}^{123}B}| \ch{_{23}^{123}B + _{23}^{123}B}
Formel:\\
\verb|\ch{B3}| \ch{B3 +}\\
\verb|\ch{B23}| \ch{B23 +}\\
\verb|\ch{B123}| \ch{B123 +}\\
\verb|\ch{B^3}| \ch{B^3 +}\\
\verb|\ch{B^{23}}| \ch{B^{23} +}\\
\verb|\ch{B^{123}}| \ch{B^{123} +}\\
\verb|\ch{B3^3}| \ch{B3^3 +}\\
\verb|\ch{B^33}| \ch{B^33 +}\\
\verb|\ch{B123^{23}}| \ch{B123^{23} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{123}^{23} +}\\
\verb|\ch{B^{23}123}| \ch{B^{23}123 +}\\
\verb|\ch{B^{23}_{123}}| \ch{B^{23}_{123} +}\\
\verb|\ch{B123^{23}}| \ch{B23^{123} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{23}^{123} +}\\
\verb|\ch{B^{123}23}| \ch{B^{123}23 +}\\
\verb|\ch{B^{123}_{23}}| \ch{B^{123}_{23} +} \\
\verb|\ch{H2O}| \ch{H2O} \\
\verb|\ch{H2SO4}| \ch{H2SO4} \\
\verb|\ch{Na+}| \ch{Na+} \\
\verb|\ch{NH4+}| \ch{NH4+} \\
\verb|\ch{SO4^2-}| \ch{SO4^2-}
full shift:\chemsetup[chemformula]{charge-hshift=full}\\
\verb|\ch{B3}| \ch{B3 +}\\
\verb|\ch{B23}| \ch{B23 +}\\
\verb|\ch{B123}| \ch{B123 +}\\
\verb|\ch{B^3}| \ch{B^3 +}\\
\verb|\ch{B^{23}}| \ch{B^{23} +}\\
\verb|\ch{B^{123}}| \ch{B^{123} +}\\
\verb|\ch{B3^3}| \ch{B3^3 +}\\
\verb|\ch{B^33}| \ch{B^33 +}\\
\verb|\ch{B123^{23}}| \ch{B123^{23} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{123}^{23} +}\\
\verb|\ch{B^{23}123}| \ch{B^{23}123 +}\\
\verb|\ch{B^{23}_{123}}| \ch{B^{23}_{123} +}\\
\verb|\ch{B123^{23}}| \ch{B23^{123} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{23}^{123} +}\\
\verb|\ch{B^{123}23}| \ch{B^{123}23 +}\\
\verb|\ch{B^{123}_{23}}| \ch{B^{123}_{23} +} \\
\verb|\ch{H2O}| \ch{H2O} \\
\verb|\ch{H2SO4}| \ch{H2SO4} \\
\verb|\ch{Na+}| \ch{Na+} \\
\verb|\ch{NH4+}| \ch{NH4+} \\
\verb|\ch{SO4^2-}| \ch{SO4^2-}
no shift:\chemsetup[chemformula]{charge-hshift=0pt}\\
\verb|\ch{B3}| \ch{B3 +}\\
\verb|\ch{B23}| \ch{B23 +}\\
\verb|\ch{B123}| \ch{B123 +}\\
\verb|\ch{B^3}| \ch{B^3 +}\\
\verb|\ch{B^{23}}| \ch{B^{23} +}\\
\verb|\ch{B^{123}}| \ch{B^{123} +}\\
\verb|\ch{B3^3}| \ch{B3^3 +}\\
\verb|\ch{B^33}| \ch{B^33 +}\\
\verb|\ch{B123^{23}}| \ch{B123^{23} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{123}^{23} +}\\
\verb|\ch{B^{23}123}| \ch{B^{23}123 +}\\
\verb|\ch{B^{23}_{123}}| \ch{B^{23}_{123} +}\\
\verb|\ch{B123^{23}}| \ch{B23^{123} +}\\
\verb|\ch{B_{123}^{23}}| \ch{B_{23}^{123} +}\\
\verb|\ch{B^{123}23}| \ch{B^{123}23 +}\\
\verb|\ch{B^{123}_{23}}| \ch{B^{123}_{23} +} \\
\verb|\ch{H2O}| \ch{H2O} \\
\verb|\ch{H2SO4}| \ch{H2SO4} \\
\verb|\ch{Na+}| \ch{Na+} \\
\verb|\ch{NH4+}| \ch{NH4+} \\
\verb|\ch{SO4^2-}| \ch{SO4^2-}
Other tests:
\ch{A^{x-}} \\
\ch{A^x-} \\
\ch{A^{x}-} \\
\ch{A^{$x-$}} \\
\ch{RNO2^{-.}} \\
\ch{^31H} \\
\ch{^{14}6C} \\
\ch{^{58}_{26}Fe} \\
\ch{NO^*} \\
\ch{SO4^2-} \ch{Ca^2+ SO4^2-}
\chemsetup[option]{circled=all}
\ch{H+ + OH- <=> H2O}
\chemsetup{option/circled=formal,chemformula/charge-hshift=.5ex}
\ch{H^2} \ch[charge-vshift=.2ex]{H^2} H$^2$
\[ \ch{SO4^2-} K = \frac{[\ch{Na+}]^2[\ch{SO4^2-}]}{[\ch{Na2SO4}]} \]
\( K = \frac{\bigl[\ch{Na+}\bigr]^2\bigl[\ch{SO4^2-}\bigr]}{\bigl[\ch{Na2SO4}\bigr]} \)
$ A^{\ch{SO4^2-}}$
\ch{!(water)(H2O)} \quad
\ch{!( "\textcolor{blue}{water}" )( H2O )} \quad
\ch{!( $2n-1$ )( H2O )} \quad
\ch{!( H2O )( H2O )} \quad
\ch{!(oxonium)( H3O+ )}
\ch{O2^{.-}}
\ch[radical-vshift=.4ex]{O2^{.-}}
\ch{.5 H2O}
\ch{,5 H2O}
\ch{1.5 H2O}
\ch{1,5 H2O ->[a][ b2+ ] ?? <=>> CH2+CH2 == SO4^2- + Ca^2+}
\ch{1/2 H2O}
\ch{(1.5) H2O} \ch{( H2O )} \ch{!( bla )( H2O )}
\ch{(1/5) H2O}
\chemsetup[chemformula]{stoich-paren-parse = true}
\ch{(1/5) H2O}
\ch{3_1/2 H2O}
\Hpl
\ghspic{skull}
\Sconf
\p{H}
\pH{} \pOH
\pKa{} \pKb
\newman{1,2,3}
\orbital{s} \orbital{p} \orbital{sp} \orbital{sp2} \orbital{sp3}
\bigskip
\OX{a,Na} $\rightarrow$ \OX{b,Na}\pch
\redox(a,b)[->,red]{ox}
\redox(a,b)[<-,blue][-1]{red}
\bigskip
\ch{"->"}
\bigskip
\chlewis{0:90|180.270}{O}
\quad
\chlewis{45,135}{O}
\quad
\chlewis{0o}{Na}
\chlewis[lewis-default=.]{23,68,113,158,203,248,293,338}{X}
\quad
\chlewis{0,90,180,270}{X}
\quad
\chlewis[lewis-distance=1.25ex]{0,90,180,270}{X}
\quad
\chlewis[lewis-distance=.75ex,radical-radius=.5pt]{0,90,180,270}{X}
\quad
\chlewis[
radical-radius=.5pt,
lewis-default=.
]{23,68,113,158,203,248,293,338}{X}
\ch{
!($1s^22s^1$)( "\chlewis{180.}{Li}" ) +
!($1s^22s^22p^5$)( "\chlewis{0.,90,180,270}{F}" )
->
!($1s^2$)( Li+ ) + !($1s^22s^22p^6$)( "\chlewis{0,90,180,270}{F}" {}- )
}
\end{document}
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