Which of the following elementary reactions is termolecular?

CHEMISTRY · Single correct · A Level · Chemistry · Rate equations · Rate equations

Problem

Which of the following elementary reactions is termolecular? (a)

2\,\text{H}_2\text{O}_2\longrightarrow2\,\text{H}_2\text{O}+\text{O}_2

(b)

\text{N}_2\text{O}_5\longrightarrow\text{NO}_2+\text{NO}_3

(c)

2\,\text{NO}+\text{O}_2\longrightarrow2\,\text{NO}_2

(d)

\text{O}_3\longrightarrow\text{O}_2+\text{O}