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Chemistry-Rate of Reaction

NEET Chemistry Rate of Reaction MCQ Question

Type: MCQ-fact-Hard-Class 12

What is the activation energy (E_a) for the reaction 2 HI(g) → H2 + I2(g) at 581K?

A

209.5 kJ/mol

B

298 kJ/mol

C

581 kJ/mol

D

100 kJ/mol

Correct Answer

Option A

Detailed Explanation

The activation energy for the reaction 2 HI(g) → H2 + I2(g) is given as 209.5 kJ mol –1 at 581K in the context provided.

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