4. Chemistry Isotope equations๏
See: https://mirror.cse.unsw.edu.au/pub/CTAN/macros/latex/contrib/mhchem/mhchem.pdf
The mhchem package makes it easy to write balanced equations involving radioactive decay.
1\documentclass[border=5mm]{standalone}
2\usepackage[version=4]{mhchem}
3\begin{document}
4\begin{minipage}{\textwidth}
5
6\section*{Examples of isotope equations involving \\alpha decay, beta decay, and gamma radiation}
7
8\begin{enumerate}
9 \item Alpha decay: \ce{^{237}_{93}Np -> ^{233}_{91}Pa + ^{4}_{2}He}
10 \item Alpha decay: \ce{^{238}_{92}U -> ^{234}_{90}Th + ^{4}_{2}He}
11 \item Alpha decay: \ce{^{235}_{92}U -> ^{231}_{90}Th + ^{4}_{2}He}
12 \item Alpha decay: \ce{^{226}_{88}Ra -> ^{222}_{86}Rn + ^{4}_{2}He}
13 \item Alpha decay: \ce{^{210}_{84}Po -> ^{206}_{82}Pb + ^{4}_{2}He}
14 \item Beta decay: \ce{^14_6C -> ^0_{-1}\beta{} + ^14_7N}
15 \item Beta decay: \ce{^210_82Pb -> ^0_{-1}\beta{} + ^210_83Bi}
16 \item Beta decay: \ce{^3_1H -> ^0_{-1}\beta{} + ^3_2He}
17 \item Beta decay: \ce{^234_90Th -> ^0_{-1}\beta{} + ^234_91Pa}
18 \item Beta decay: \ce{^131_53I -> ^0_{-1}\beta{} + ^131_54Xe}
19 \item Gamma decay: \ce{^{240}_{94}Pu -> ^{240}_{94}Pu + $\gamma$}
20 \item Gamma decay: \ce{^{192}_{77}Ir -> ^{192}_{77}Ir + $\gamma$}
21 \item Gamma decay: \ce{^{137m}_{55}Cs -> ^{137}_{55}Cs + $\gamma$}
22 \item Gamma decay: \ce{^{99m}_{43}Tc -> ^{99}_{43}Tc + $\gamma$}
23 \item Gamma decay: \ce{^{60}_{27}Co -> ^{60}_{27}Co + $\gamma$}
24\end {enumerate}
25\end {minipage}
26\end {document}