mhchem[LaTex化学式]
1 反应式
| 格式 |
LaTex |
| COX2+C2CO |
$\ce{CO2 + C -> 2 CO}$ |
| HgX2+IX−HgIX2IX−[HgXIIIX4]X2− |
$\ce{Hg^2+ ->[I-] HgI2 ->[I-] [Hg^{II}I4]^2-}$ |
| Cp[HX2O(l)]=75.3 molKJ |
$C_p[\ce{H2O(l)}] = \pu{75.3 J // mol K}$ |
2 结构式
| 格式 |
LaTex |
| HX2O |
$\ce{H2O}$ |
| SbX2OX3 |
$\ce{Sb2O3}$ |
3 电荷/离子
| 格式 |
LaTex |
| HX+ |
$\ce{H+}$ |
| CrOX4X2− |
$\ce{CrO4^2-}$ |
| [AgClX2]X− |
$\ce{[AgCl2]-}$ |
| YX99+YX99+ |
$\ce{Y^99+}$ |
| YX99+ |
$\ce{Y^{99+}}$ |
4 化学计量数
| 格式 |
LaTex |
| 2HX2O |
$\ce{2 H2O}$ |
| 2HX2O |
$\ce{2H2O}$ |
| 0.5HX2O |
$\ce{0.5 H2O}$ |
| 21HX2O |
$\ce{1/2 H2O}$ |
| (1/2)HX2O |
$\ce{(1/2) H2O}$ |
| nHX2O |
$\ce{$n$ H2O}$ |
5 核素、同位素
| 格式 |
LaTex |
| X90227X2902227ThX+ |
$\ce{^{227}_{90}Th+}$ |
| X90227X2902227ThX+ |
$\ce{^227_90Th+}$ |
| X−10X2−120nX− |
$\ce{^{0}_{-1}n^{-}}$ |
| X−10X2−120nX− |
$\ce{^0_-1n-}$ |
| HX3X223HO |
$\ce{H{}^3HO}$ |
| HX3X223HO |
$\ce{H^3HO}$ |
6 反应箭头
| 格式 |
LaTex |
| AB |
$\ce{A -> B}$ |
| AB |
$\ce{A <- B}$ |
| AB |
$\ce{A <-> B}$ |
| AB |
$\ce{A <--> B}$ |
| AB |
$\ce{A <=> B}$ |
| AB |
$\ce{A <=>> B}$ |
| AB |
$\ce{A <<=> B}$ |
| AHX2OB |
$\ce{A ->[H2O] B}$ |
| AabovebelowB |
$\ce{A->[{above}][{below}]B}$ |
| AxxXiB |
$\ce{A->[$x$][$x_i$]B}$ |
7 圆括号、方括号、花括号
| 格式 |
LaTex |
| (NHX4)X2S |
$\ce{(NH4)2S}$ |
| [{(XX2)X3}X2]X3+ |
$\ce{[\{(X2)3\}2]^3+}$ |
| CHX4+2( OX2+2179NX2 ) |
$\ce{CH4 + 2 $\left( \ce{O2 + 79/21 N2} \right)$}$ |
8 物质状态
| 格式 |
LaTex |
| HX2(aq) |
$\ce{H2(aq)}$ |
| COX3X2−X(aq) |
$\ce{CO3^2-_{(aq)}}$ |
| NaOH(aq,∞) |
$\ce{NaOH(aq,$\infty$)}$ |
9 晶系
| 格式 |
LaTex |
| ZnS(c) |
$\ce{ZnS($c$)}$ |
| ZnS(∼c) |
$\ce{ZnS(\ca$c$)}$ |
10 变量
| 格式 |
LaTex |
| NOXx |
$\ce{NO_x}$ |
| FeXn+ |
$\ce{Fe^n+}$ |
| xNa(NHX4)HPOX4Δ(NaPOX3)Xx+xNHX3↑+xHX2O |
$\ce{x Na(NH4)HPO4 ->[\Delta] (NaPO3)_x + x NH3 ^ + x H2O}$ |
11 希腊字母
| 格式 |
LaTex |
| μ-Cl |
$\ce{\mu-Cl}$ |
| [Pt(ηX2-CX2HX4)ClX3]X− |
$\ce{[Pt(\eta^2-C2H4)Cl3]-}$ |
| βX+ |
$\ce{\beta +}$ |
| X1840X218240Ar+γ+νXe |
$\ce{^40_18Ar + \gamma{} + \nu_e}$ |
12 数学 (斜体)
| 格式 |
LaTex |
| NaOH(aq,∞) |
$\ce{NaOH(aq,$\infty$)}$ |
| Fe(CN)X26 |
$\ce{Fe(CN)_{$\frac{6}{2}$}}$ |
| XXiX× |
$\ce{X_{$i$}^{$x$}}$ |
| XXiX× |
$\ce{X_$i$^$x$}$ |
13 斜体文本
| 格式 |
LaTex |
| cis-[PtClX2(NHX3)X2] |
$\ce{$cis${-}[PtCl2(NH3)2]}$ |
| CuS(hPX12) |
$\ce{CuS($hP12$)}$ |
14 正体文本，转义解析
| 格式 |
LaTex |
| Gluconic Acid+HX2OX2 |
$\ce{{Gluconic Acid} + H2O2}$ |
| XXred |
$\ce{X_}$ |
| (+)X589-[Co(en)X3]ClX3 |
$\ce{{(+)}_589{-}[Co(en)3]Cl3}$ |
15 化学键
| 格式 |
LaTex |
| CX6HX5−CHO |
$\ce{C6H5-CHO}$ |
| A−B=C≡D |
$\ce{A-B=C#D}$ |
| A−B=C≡D |
$\ce{A\bond{-}B\bond{=}C\bond{#}D}$ |
| A−B=C≡D |
$\ce{A\bond{1}B\bond{2}C\bond{3}D}$ |
| A−---B−−---C |
$\ce{A\bond{~}B\bond{~-}C}$ |
| A−−---−B−−---−C−−−---D |
$\ce{A\bond{~--}B\bond{~=}C\bond{-~-}D}$ |
| A⋅⋅⋅B⋅⋅⋅⋅C |
$\ce{A\bond{...}B\bond{....}C}$ |
| A→B←C |
$\ce{A\bond{->}B\bond{<-}C}$ |
16 水合物
| 格式 |
LaTex |
| KCr(SOX4)X2⋅12HX2O |
$\ce{KCr(SO4)2*12H2O}$ |
| KCr(SOX4)X2⋅12HX2O |
$\ce{KCr(SO4)2.12H2O}$ |
| KCr(SOX4)X2⋅12HX2O |
$\ce{KCr(SO4)2 * 12 H2O}$ |
17 氧化态
| 格式 |
LaTex |
| FeXIIFeXIIIX2OX4 |
$\ce{Fe^{II}Fe^{III}2O4}$ |
18 未成对电子，自由基
| 格式 |
LaTex |
| OCOX∙− |
$\ce{OCO^{.-}}$ |
| NOX(2∙)− |
$\ce{NO^{(2.)-}}$ |
19 克罗格－文克（Kröger-Vink）缺陷化学符号
| 格式 |
LaTex |
| LiXLi,1−2x×MgXLi,x∙VXLi,x′ClXCl× |
$\ce{Li^x_{Li,1-2x}Mg^._{Li,x}$V$'_{Li,x}Cl^x_{Cl}}$ |
| OXi,x′′ |
$\ce{O''_{i,x}}$ |
| MXi∙∙ |
$\ce{M^{..}_i}$ |
| VXTi4′ |
$\ce{$V$^{4'}_{Ti}}$ |
| VXV,1CXC,0.8VXC,0.2 |
$\ce{V_{V,1}C_{C,0.8}$V$_{C,0.2}}$ |
20 运算符
| 格式 |
LaTex |
| A+B |
$\ce{A + B}$ |
| A−B |
$\ce{A - B}$ |
| A=B |
$\ce{A = B}$ |
| A±B |
$\ce{A \pm B}$ |
21 沉淀和气体
| 格式 |
LaTex |
| SOX4X2−+BaX2+BaSOX4↓ |
$\ce{SO4^2- + Ba^2+ -> BaSO4 v}$ |
| A↓ B↓B↑ B↑ |
$\ce{A v B (v) -> B ^ B (^)}$ |
22 其他符号和快捷方式
| 格式 |
LaTex |
| NOX∗ |
$\ce{NO^*}$ |
| 1sX2-N |
$\ce{1s^2-N}$ |
| n-Pr |
$\ce{n-Pr}$ |
| iPr |
$\ce{iPr}$ |
| ∼Fe |
$\ce{\ca Fe}$ |
| A,B,C;F |
$\ce{A, B, C; F}$ |
23 物理单位
| 格式 |
LaTex |
| 123 kJ |
$\pu{123 kJ}$ |
| 123 mm2 |
$\pu{123 mm2}$ |
| 123 Js |
$\pu{123 J s}$ |
| 123 J⋅s |
$\pu{123 J*s}$ |
| 123 kJ/mol |
$\pu{123 kJ/mol}$ |
| 123 molkJ |
$\pu{123 kJ//mol}$ |
| 123 kJmol−1 |
$\pu{123 kJ mol-1}$ |
| 123 kJ⋅mol−1 |
$\pu{123 kJ*mol-1}$ |
| 1.2⋅103 kJ |
$\pu{1.2e3 kJ}$ |
| 1,2⋅103 kJ |
$\pu{1,2e3 kJ}$ |
| 1.2×103 kJ |
$\pu{1.2E3 kJ}$ |
| 1,2×103 kJ |
$\pu{1,2E3 kJ}$ |
24 复杂的例子
1）
$\ce{Zn^2+ <=>[+ 2OH-][+ 2H+] $\underset{\text{amphoteres Hydroxid}}{\ce{Zn(OH)2 v}}$ <=>[+ 2OH-][+ 2H+] $\underset{\text{Hydroxozikat}}{\ce{[Zn(OH)4]^2-}}$}$
ZnX2++2OHX−+2HX+amphoteres HydroxidZn(OH)X2↓+2OHX−+2HX+Hydroxozikat[Zn(OH)X4]X2−
2）
$\ce{$K = \frac{[\ce{Hg^2+}][\ce{Hg}]}{[\ce{Hg2^2+}]}$}$
K=[HgX2X2+][HgX2+][Hg]
3）
$\ce{$K = \ce{\frac{[Hg^2+][Hg]}{[Hg2^2+]}}$}$
K=[HgX2X2+][HgX2+][Hg]
4)
$\ce{Hg^2+ ->[I-] $\underset{\mathrm{red}}{\ce{HgI2}}$ ->[I-] $\underset{\mathrm{red}}{\ce{[Hg^{II}I4]^2-}}$}$
HgX2+IX−redHgIX2IX−red[HgXIIIX4]X2−
