Question

For the given rate expression $=k[A{]}^{3/2}[B{]}^{-1}$, the overall order of a reaction is

• A. zero
• B. half
• C. one
• D. two

Answer 1

Answer: (B)

Rate $=k[A{]}^x[B{]}^y$
order $=x+y$
$\therefore$ Order is $\left(\frac{3}{2}\right)+(-1)=1/2$, i.e. half-order.