Chemical Kinetics Part 2

Section: Chemistry

Question : 21 of 111

Marks: +1, -0

For A2+B2⇌2‌AB Ea for forward and backward reaction are 180 and 200‌kJ‌mol−1 respectively. If catalyst lowers Ea for both reaction by 100‌kJ‌mol−1.
Which of the following statement is correct?

[4 Apr 2025 Shift 1]

The enthalpy change for the catalysed reaction is different from that of uncatalysed reaction
Catalyst does not alter the Gibbs energy change of a reaction
Catalyst can cause non-spontaneous reactions to occur
The enthalpy change for the reaction is +20 kJ mol−1

Validate

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