1.

Assertion (A) : Unit of rate constant for a zero order reaction is "mol"^(-1)L s^(-1). Reason (R ) : Trimolecular reactions involve simultaneous collision between three reacting species.

Answer»

Both Assertion (A) and REASON (R ) are correct statements, and Reason (R ) is the correct explanation of the Assertion (A).
Both Assertion (A) and Reason (R ) are correct statements, but Reason (R ) is not the correct explanation of the Assertion (A).
Assertion (A) is correct, but Reason (R ) is INCORRECT STATEMENT.
Assertion (A) is incorrect, but Reason (R ) is correct statement.

Answer :D


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