化学式子输入指南

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

$\ce{SO4^2- + Ba^2+ -> BaSO4 v}$,$\ce{A v B (v) -> B ^ B (^)}$

\(\ce{SO4^2- + Ba^2+ -> BaSO4 v}\)\(\ce{A v B (v) -> B ^ B (^)}\)