2A `to` B + C It would be a zero order reaction when : -

Options

A. The rate of reaction is proportional to square of concentration of A
B. The rate of reaction remains same at any concentration of A
C. The rate remains unchanged at any concentration of B and C
D. The rate of reaction doubles if concentration of B is increased to double

Answer

B

Explanation

`2 A to B + C`
The rate equation of this equation may be expressed as `r=k`