Question

The slope of Arrhenius Plot (ln k v/s $\frac{1}{T}$) of first order reaction is −5×103 K. The value of Ea of the reaction is. Choose the correct option for your answer. [Given R=8.314 JK−1mol−1 ]

• A. −83 kJ mol−1
• B. 41.5 kJ mol−1
• C. 83.0 kJ mol−1
• D. 166 kJ mol−1

Answer 1

Answer: (B)

41.5 kJ mol−1

Answer 2

The correct answer is option (B) : 41.5 kJ mol−1