{{chem2}} er snið fyrir efnaformúlur og efnajöfnur.

Notkun

breyta

Greinarmerki

breyta
Tákn Gefur Dæmi Útkoma
\s {{chem2|CH3\sCH3}} CH3−CH3
\d = {{chem2|CH2\dCH2}} CH2=CH2
\t {{chem2|HC\tCH}} HC≡CH
\q {{chem2|[Cl4Re\qReCl4](2−)}} [Cl4Re≣ReCl4]2−
\- - {{chem2|A\-B}} A-B
\\ \ {{chem2|C\\D}} C\D
\h η {{chem2|\h}} η
\h{1} η1- {{chem2|\h{1} |}} η1-
\m{1} μ1- {{chem2|\m{1} |}} μ1-
-> {{chem2|2H2 + O2 -> 2H2O}} 2H2 + O2 → 2H2O
<-> {{chem2|K<->L}} K ⇌ L
* · {{chem2|CoCl2*6H2O}} CoCl2·6H2O
\* * {{chem2|Cp\*2Fe}} Cp*2Fe
_{} subscript {{chem2|C_{''n''}H_{2''n''+2} }} CnH2n+2
^{} superscript {{chem2|^{13}CH4}} 13CH4
&nabla; {{chem2|&nabla;}}
( ) ( ) {{chem2|R\sCH(OH)CN}} R−CH(OH)CN