$ n $ H 2 O {\displaystyle {\ce {\$n\$H2O}}}
A → $ x i $ $ x $ B {\displaystyle {\ce {A->[\$x\$][\$x_{i}\$]B}}}
NaOH ( aq , $ ∞ $ ) {\displaystyle {\ce {NaOH(aq,\$\infty \$)}}}
Fe ( CN ) $ 6 2 $ {\displaystyle {\ce {Fe(CN)_{\${\frac {6}{2}}\$}}}}
X $ i $ $ x $ {\displaystyle {\ce {X_{\$i\$}^{\$x\$}}}}
X $ i $ $ x $ {\displaystyle {\ce {X_{\$}i\$^{\$}x\$}}}
$ n $ H 2 O {\displaystyle \$n\$H2O}
Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. TeX parse error: Can't find closing ]"): {\displaystyle {\ce {A->[}}x{\ce {\$][}}x_{i}{\ce {]B}}}
N a O H ( a q , $ ∞ $ ) {\displaystyle NaOH(aq,\$\infty \$)}
F e ( C N ) $ 6 2 $ {\displaystyle Fe(CN)_{\${\frac {6}{2}}\$}}
X $ i $ $ x $ {\displaystyle X_{\$i\$}^{\$x\$}}
X $ i $ $ x $ {\displaystyle X_{\$}i\$^{\$}x\$}