units of rate constant of first and zero order reactions in terms of molarity M unit are respectively Option 1) Option 2) Option 3) Option 4)

As we learnt in

Zero Order Reaction -

Zero order reaction means that the rate of the reaction is proportional to zeroth power of the concentration of reactants

- wherein

time required for half completion of reaction

First Order Reaction -

The rate of the reaction is proportional to the first power of the concentration of the reaction

- wherein

Formula:

R            P

a                 0

a-x             x

[differentiate rate law]

Unit of

for zero order reaction

unit of k is

for first order reaction

unit of

Option 1)

Correct option

Option 2)

Incorrect option

Option 3)

Incorrect option

Option 4)

Incorrect option