Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Chemical Kinetics Photochemical Reactions
For the following thermolysis reaction,
H2 (g) + Br2 (g) → 2HBr (g)
The following mechanism has been proposed
(A) Br2 + M → Brº + Brº + M
(B) Brº + H2 → HBr + Hº
(C) Hº + Br2 → HBr + Brº
(D) Hº + HBr → H2 + Brº
(E) Brº + Brº + M → Br2 + Mº
The retardation step is represented by the step,
1
E
2
B
3
D
4
C
5
Question Not Attempted