Reactions

Reaction description

Standard enthalpy of reactions [kJ∙mol⁻¹]

${\text{CH}}_4+{\text{H}}_2\text{O}\rightleftharpoons \text{CO}+3{\text{H}}_2$

Steam reforming

206

R①

$\text{CO}+{\text{H}}_2\text{O}\rightleftharpoons {\text{CO}}_2+{\text{H}}_2$

WGS

-41

R②

${\text{CH}}_4+{\text{CO}}_2\rightleftharpoons 2\text{CO}+2{\text{H}}_2$

CO₂ reforming

247

R③

${\text{C}}_{\text{n}}{\text{H}}_{\text{m}}+{\text{nH}}_2\text{O}\rightleftharpoons \text{nCO}+\left(\frac{\text{m}}{2}+\text{n}\right){\text{H}}_2$

Higher hydrocarbons steam reforming

1175*

R④