MCQ
Consider the following statements:
(i) increase in concentration of the reactant increases the rate of a zero-order reaction.
(ii) rate constant $k$ is equal to collision frequency $A$ if $E_a=0$
(iii) rate constant $k$ is equal to collision frequency $A$ if $E_a=\infty$
(iv) a plot of $\ln (k)$ vs $T$ is a straight line.
(v) a plot of $\ln (k)$ vs $\left(\frac{1}{T}\right)$ is a straight line with a positive slope.
Correct statements are
(i) increase in concentration of the reactant increases the rate of a zero-order reaction.
(ii) rate constant $k$ is equal to collision frequency $A$ if $E_a=0$
(iii) rate constant $k$ is equal to collision frequency $A$ if $E_a=\infty$
(iv) a plot of $\ln (k)$ vs $T$ is a straight line.
(v) a plot of $\ln (k)$ vs $\left(\frac{1}{T}\right)$ is a straight line with a positive slope.
Correct statements are
- ✓(ii) only
- B(ii) and (iv)
- C(ii) and (v)
- D(i), (ii) and (v)