Published by:
CGP EDU Academic Team
Published on: August 12, 2026
For a zero-order reaction, the correct expression for rate constant 
at half-life time 
is 
initial concentration of reactant)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
For zero-order reaction, integrated rate equation is given as:
rate constant
where, 
initial concentration and 
concentration at time 
When, 
, then 
Thus, 
Hence, option is the correct answer.
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