# What is the homodesmotic reaction for the decomposition of butane?

${\text{2CH"_3"CH"_2"CH"_2"CH"_3 → "CH"_3"CH"_3 + "CH"_3"CH"_2"CH"_2"CH"_2"CH"_2"CH}}_{3}$
1. Each side has eight $s {p}^{3}$ hybridized carbon atoms.
2. Each side has four ${\text{CH}}_{3}$ groups and four ${\text{CH}}_{2}$ groups.