MCQ
Which of the following combination does not evolve $Cl_2$ gas?
- A$HCl(aq.) + KMnO_4$
- B$HCl + MnO_2$
- C$HCl + Br_2$
- ✓$HCl + F_2$

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$\therefore$ reactant $(A)$ is
$\mathop {{C_4}{H_8}}\limits_{{\text{Cyclobutane}}} \xrightarrow{{Heat}}2{C_2}{H_4}$ The rate constant is $2.3 \times 10^{-4}\ sec^{-1}.$ In what time will the molar ratio of the ethylene to cyclobutane in reaction mixture attain the value $1$ ? ...... $\min$
|
List$-I$ (Chemical Reaction) |
List$-II$ (Reagent used) |
| $(a)$ $\mathrm{CH}_{3} \mathrm{COOCH}_{2} \mathrm{CH}_{3} \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}$ |
$(i)$ $\mathrm{CH}_{3} \mathrm{MgBr} / \mathrm{H}_{3} \mathrm{O}^{+}$ $(1 .$ equivalent $)$ |
| $(b)$ $\mathrm{CH}_{3} \mathrm{COOCH}_{3} \rightarrow \mathrm{CH}_{3} \mathrm{CHO}$ | $(ii)$ $\mathrm{H}_{2} \mathrm{SO}_{4} / \mathrm{H}_{2} \mathrm{O}$ |
| $(c)$ $\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{N} \rightarrow \mathrm{CH}_{3} \mathrm{CHO}$ | $(iii)$ $\mathrm{DIBAL}-\mathrm{H} / \mathrm{H}_{2} \mathrm{O}$ |
| $(d)$ $\mathrm{CH}_{3} \mathrm{C} \equiv \mathrm{N} \rightarrow \mathrm{CH}_{3}CO\mathrm{CH}_{3}$ | $(iv)$ $\mathrm{SnCl}_{2}, \mathrm{HCl} / \mathrm{H}_{2} \mathrm{O}$ |
Choose the most appropriate match :