Rate of the Reaction
CHXII04:CHEMICAL KINETICS

320586 The instantaneous rate of disappearance of the \(\mathrm{MnO}_{4}^{-}\)ions in the following reaction is \(4.56 \times 10^{-3} \mathrm{Ms}^{-1}\). Then the rate of appearance of \({{\text{I}}_{\text{2}}}\) is:
\({\rm{2MnO}}_4^ - + {\rm{10}}{{\rm{I}}^ - } + {\rm{16}}{{\rm{H}}^{\rm{ + }}} \to \)
\({\rm{2M}}{{\rm{n}}^{{\rm{2 + }}}}{\rm{5}}{{\rm{I}}_{\rm{2}}}{\rm{ + 8}}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)

1 \(1.14 \times 10^{-3} \mathrm{Ms}^{-1}\)
2 \(5.7 \times 10^{-3} \mathrm{Ms}^{-1}\)
3 \(4.56 \times 10^{-4} \mathrm{Ms}^{-1}\)
4 \(1.14 \times 10^{-2} \mathrm{Ms}^{-1}\)
CHXII04:CHEMICAL KINETICS

320587 For a reaction \(\dfrac{1}{2} A \longrightarrow 2 B\), rate of disappearance of ' \(\mathrm{A}\) ' is \({\text{0}}{\text{.01M}}\,{\text{se}}{{\text{c}}^{{\text{ - 1}}}}\), then the rate of reaction is

1 \({\rm{0}}{\rm{.01}}\,{\rm{M}}\,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
2 \({\rm{0}}{\rm{.02}}\,{\rm{M}}{\mkern 1mu} {\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
3 \({\rm{0}}{\rm{.1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
4 \({\rm{1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320588 Assertion :
\(50 \%\) of a zero order reaction is completed in \({\text{100 sec}}\). therefore, \(75 \%\) of the reaction will be completed in \({\text{150 sec}}\).
Reason :
The rate constant of a zero order reaction depends upon time.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII04:CHEMICAL KINETICS

320589 A gaseous reaction, \({{\rm{A}}_{\rm{2}}}{\rm{(g)}} \to {\rm{B(g) + }}\frac{{\rm{1}}}{{\rm{2}}}{\rm{C(g)}}\) shows increase in pressure from\({\rm{100}}\,{\rm{\;mm}}\,\,{\rm{to}}\,\,{\rm{120 mm}}\) in 5 minutes. The rate of disappearance of \({{\rm{A}}_{\rm{2}}}\) is

1 \({\rm{4}}\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
2 \({\rm{8}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
3 \({\rm{16\;mm\;mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
4 \({\rm{2}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320586 The instantaneous rate of disappearance of the \(\mathrm{MnO}_{4}^{-}\)ions in the following reaction is \(4.56 \times 10^{-3} \mathrm{Ms}^{-1}\). Then the rate of appearance of \({{\text{I}}_{\text{2}}}\) is:
\({\rm{2MnO}}_4^ - + {\rm{10}}{{\rm{I}}^ - } + {\rm{16}}{{\rm{H}}^{\rm{ + }}} \to \)
\({\rm{2M}}{{\rm{n}}^{{\rm{2 + }}}}{\rm{5}}{{\rm{I}}_{\rm{2}}}{\rm{ + 8}}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)

1 \(1.14 \times 10^{-3} \mathrm{Ms}^{-1}\)
2 \(5.7 \times 10^{-3} \mathrm{Ms}^{-1}\)
3 \(4.56 \times 10^{-4} \mathrm{Ms}^{-1}\)
4 \(1.14 \times 10^{-2} \mathrm{Ms}^{-1}\)
CHXII04:CHEMICAL KINETICS

320587 For a reaction \(\dfrac{1}{2} A \longrightarrow 2 B\), rate of disappearance of ' \(\mathrm{A}\) ' is \({\text{0}}{\text{.01M}}\,{\text{se}}{{\text{c}}^{{\text{ - 1}}}}\), then the rate of reaction is

1 \({\rm{0}}{\rm{.01}}\,{\rm{M}}\,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
2 \({\rm{0}}{\rm{.02}}\,{\rm{M}}{\mkern 1mu} {\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
3 \({\rm{0}}{\rm{.1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
4 \({\rm{1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320588 Assertion :
\(50 \%\) of a zero order reaction is completed in \({\text{100 sec}}\). therefore, \(75 \%\) of the reaction will be completed in \({\text{150 sec}}\).
Reason :
The rate constant of a zero order reaction depends upon time.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII04:CHEMICAL KINETICS

320589 A gaseous reaction, \({{\rm{A}}_{\rm{2}}}{\rm{(g)}} \to {\rm{B(g) + }}\frac{{\rm{1}}}{{\rm{2}}}{\rm{C(g)}}\) shows increase in pressure from\({\rm{100}}\,{\rm{\;mm}}\,\,{\rm{to}}\,\,{\rm{120 mm}}\) in 5 minutes. The rate of disappearance of \({{\rm{A}}_{\rm{2}}}\) is

1 \({\rm{4}}\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
2 \({\rm{8}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
3 \({\rm{16\;mm\;mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
4 \({\rm{2}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320586 The instantaneous rate of disappearance of the \(\mathrm{MnO}_{4}^{-}\)ions in the following reaction is \(4.56 \times 10^{-3} \mathrm{Ms}^{-1}\). Then the rate of appearance of \({{\text{I}}_{\text{2}}}\) is:
\({\rm{2MnO}}_4^ - + {\rm{10}}{{\rm{I}}^ - } + {\rm{16}}{{\rm{H}}^{\rm{ + }}} \to \)
\({\rm{2M}}{{\rm{n}}^{{\rm{2 + }}}}{\rm{5}}{{\rm{I}}_{\rm{2}}}{\rm{ + 8}}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)

1 \(1.14 \times 10^{-3} \mathrm{Ms}^{-1}\)
2 \(5.7 \times 10^{-3} \mathrm{Ms}^{-1}\)
3 \(4.56 \times 10^{-4} \mathrm{Ms}^{-1}\)
4 \(1.14 \times 10^{-2} \mathrm{Ms}^{-1}\)
CHXII04:CHEMICAL KINETICS

320587 For a reaction \(\dfrac{1}{2} A \longrightarrow 2 B\), rate of disappearance of ' \(\mathrm{A}\) ' is \({\text{0}}{\text{.01M}}\,{\text{se}}{{\text{c}}^{{\text{ - 1}}}}\), then the rate of reaction is

1 \({\rm{0}}{\rm{.01}}\,{\rm{M}}\,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
2 \({\rm{0}}{\rm{.02}}\,{\rm{M}}{\mkern 1mu} {\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
3 \({\rm{0}}{\rm{.1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
4 \({\rm{1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320588 Assertion :
\(50 \%\) of a zero order reaction is completed in \({\text{100 sec}}\). therefore, \(75 \%\) of the reaction will be completed in \({\text{150 sec}}\).
Reason :
The rate constant of a zero order reaction depends upon time.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII04:CHEMICAL KINETICS

320589 A gaseous reaction, \({{\rm{A}}_{\rm{2}}}{\rm{(g)}} \to {\rm{B(g) + }}\frac{{\rm{1}}}{{\rm{2}}}{\rm{C(g)}}\) shows increase in pressure from\({\rm{100}}\,{\rm{\;mm}}\,\,{\rm{to}}\,\,{\rm{120 mm}}\) in 5 minutes. The rate of disappearance of \({{\rm{A}}_{\rm{2}}}\) is

1 \({\rm{4}}\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
2 \({\rm{8}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
3 \({\rm{16\;mm\;mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
4 \({\rm{2}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320586 The instantaneous rate of disappearance of the \(\mathrm{MnO}_{4}^{-}\)ions in the following reaction is \(4.56 \times 10^{-3} \mathrm{Ms}^{-1}\). Then the rate of appearance of \({{\text{I}}_{\text{2}}}\) is:
\({\rm{2MnO}}_4^ - + {\rm{10}}{{\rm{I}}^ - } + {\rm{16}}{{\rm{H}}^{\rm{ + }}} \to \)
\({\rm{2M}}{{\rm{n}}^{{\rm{2 + }}}}{\rm{5}}{{\rm{I}}_{\rm{2}}}{\rm{ + 8}}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)

1 \(1.14 \times 10^{-3} \mathrm{Ms}^{-1}\)
2 \(5.7 \times 10^{-3} \mathrm{Ms}^{-1}\)
3 \(4.56 \times 10^{-4} \mathrm{Ms}^{-1}\)
4 \(1.14 \times 10^{-2} \mathrm{Ms}^{-1}\)
CHXII04:CHEMICAL KINETICS

320587 For a reaction \(\dfrac{1}{2} A \longrightarrow 2 B\), rate of disappearance of ' \(\mathrm{A}\) ' is \({\text{0}}{\text{.01M}}\,{\text{se}}{{\text{c}}^{{\text{ - 1}}}}\), then the rate of reaction is

1 \({\rm{0}}{\rm{.01}}\,{\rm{M}}\,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
2 \({\rm{0}}{\rm{.02}}\,{\rm{M}}{\mkern 1mu} {\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
3 \({\rm{0}}{\rm{.1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
4 \({\rm{1}}\,{\rm{M}}{\mkern 1mu} \,{\rm{se}}{{\rm{c}}^{{\rm{ - 1}}}}\)
CHXII04:CHEMICAL KINETICS

320588 Assertion :
\(50 \%\) of a zero order reaction is completed in \({\text{100 sec}}\). therefore, \(75 \%\) of the reaction will be completed in \({\text{150 sec}}\).
Reason :
The rate constant of a zero order reaction depends upon time.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII04:CHEMICAL KINETICS

320589 A gaseous reaction, \({{\rm{A}}_{\rm{2}}}{\rm{(g)}} \to {\rm{B(g) + }}\frac{{\rm{1}}}{{\rm{2}}}{\rm{C(g)}}\) shows increase in pressure from\({\rm{100}}\,{\rm{\;mm}}\,\,{\rm{to}}\,\,{\rm{120 mm}}\) in 5 minutes. The rate of disappearance of \({{\rm{A}}_{\rm{2}}}\) is

1 \({\rm{4}}\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
2 \({\rm{8}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
3 \({\rm{16\;mm\;mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)
4 \({\rm{2}}\,\,{\rm{mm}}\,\,{\rm{mi}}{{\rm{n}}^{{\rm{ - 1}}}}\)