化学式子输入指南#
特别提醒
首页在一个单元格内引入mhchem模块
$\require{mhchem}$
\(\require{mhchem}\)
化学方程式
$\ce{CO2 + C -> 2 CO}$
\(\ce{CO2 + C -> 2 CO}\)
$\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}$
\(\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}\)
$C_p[\ce{H2O(l)}] = \pu{75.3 J // mol K}$
\(C_p[\ce{H2O(l)}] = \pu{75.3 J // mol K}\)
$\ce{x Na(NH4)HPO4 ->[\Delta] (NaPO3)_x + x NH3 ^ + x H2O}$
\(\ce{x Na(NH4)HPO4 ->[\Delta] (NaPO3)_x + x NH3 ^ + x H2O}\)
化学式
$\ce{H2O}$,$\ce{Sb2O3}$
\(\ce{H2O}\),\(\ce{Sb2O3}\)
电荷
$\ce{H+}$,$\ce{CrO4^2-}$,$\ce{[AgCl2]-}$,$\ce{Y^99+}$,$\ce{Y^{99+}}$
\(\ce{H+}\),\(\ce{CrO4^2-}\),\(\ce{[AgCl2]-}\),\(\ce{Y^99+}\),\(\ce{Y^{99+}}\)
化学计量数
$\ce{2 H2O}$,$\ce{2H2O}$,$\ce{0.5 H2O}$,$\ce{1/2 H2O}$,$\ce{(1/2) H2O}$
\(\ce{2 H2O}\),\(\ce{2H2O}\),\(\ce{0.5 H2O}\),\(\ce{1/2 H2O}\),\(\ce{(1/2) H2O}\)
核素、同位素
$\ce{^{227}_{90}Th+}$,$\ce{^227_90Th+}$,$\ce{^{0}_{-1}n^{-}}$,$\ce{^0_-1n-}$
\(\ce{^{227}_{90}Th+}\),\(\ce{^227_90Th+}\),\(\ce{^{0}_{-1}n^{-}}\),\(\ce{^0_-1n-}\)
反应箭头
$\ce{A -> B}$,$\ce{A <- B}$,$\ce{A <-> B}$,$\ce{A <--> B}$,$\ce{A <=> B}$,$\ce{A <=>> B}$,$\ce{A <<=> B}$
\(\ce{A -> B}\),\(\ce{A <- B}\),\(\ce{A <-> B}\),\(\ce{A <--> B}\),\(\ce{A <=> B}\),\(\ce{A <=>> B}\),\(\ce{A <<=> B}\)
$\ce{A ->[H2O] B}$,$\ce{A ->[{加热}][{text below}] B}$
\(\ce{A ->[H2O] B}\),\(\ce{A ->[{加热}][{text below}] B}\)
化学键
$\ce{A\bond{-}B\bond{=}C\bond{#}D}$,$\ce{A\bond{1}B\bond{2}C\bond{3}D}$,$\ce{A\bond{~--}B\bond{~=}C\bond{-~-}D}$,$\ce{A\bond{->}B\bond{<-}C}$
\(\ce{A\bond{-}B\bond{=}C\bond{#}D}\),\(\ce{A\bond{1}B\bond{2}C\bond{3}D}\),\(\ce{A\bond{~--}B\bond{~=}C\bond{-~-}D}\),\(\ce{A\bond{->}B\bond{<-}C}\)
沉淀物和气体
$\ce{SO4^2- + Ba^2+ -> BaSO4 v}$,$\ce{A v B (v) -> B ^ B (^)}$
\(\ce{SO4^2- + Ba^2+ -> BaSO4 v}\),\(\ce{A v B (v) -> B ^ B (^)}\)