Q$1$: Choose the correct answer

$1-$ The widely industrial reactor is:

a$-$ batch

b$-$ CSTR

c$-$ PFR

$d-$all of them

$2-$ If the reaction $2AB+C$ is second order, which of the following will yield a linear plot?

a$-.C_A^2$ vs time

$b-\frac{1}{C_A}$ vs time

c$-C_A$ vs time

$d-ln{C}_A$ vs time

$3-$The integrated rate equation for a first order reaction is :

a$-C_A=\frac{C_{A0}}{e^{-kt}}$

b$-C_A=C_{A0}{e}^{-kt}$

c$-C_A=C_{A0}{e}^{kt}$

$d-C_A=C_{A0}{e}^{-1}$

$4-$ For all orders of reaction except the first order, half$-$life is related to initial concentration as

a$-C_{A0}^n$

$b-C_{A0}^{1-n}=C-C_{A0}^{2n}$

d$-C_{AO}$

$5-$ The half time of a given reaction is doubled if the initial concentration of the reactant is doubled. what is the order of the reaction?

a$-0$

$b-1q,$ d$-3$

$6.$ If rate of a zero order reaction is $10$ and reaction time is $5s,$ the value of rate constant is

a$-2s^{-1}$

$b-5s^{-1}$

c$-10s^{-T}$

d$-1s^{-1}$

$7-$ If the conversion of a first$-$order liquid phase reaction occurring in a CSTR is $75\%,$ mola feed rate is $5mo\frac{l}{m}in,$ the rate of the reaction is $5$ then the volume of the reactor $($in litre$)$ is

a$-0\mathrm{.}33$

b$-0\mathrm{.}4$

c$.0\mathrm{.}75$

d$-0\mathrm{.}5$

$8-$Which of the following is true for the rate law of a reversible reaction?

a$-$ Rate law can be written only in terms of concentrations

$b-$ It reduces to irreversible form when product concentration is zero

c$-$ It satisfies thermodynamic relationships at all times

d$-$ Rate law can be written only in terms of partial pressures