MCQ
Which of the following compound is optically active?
- A

- B

- ✓

- D






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$N_2H_5 ^+ + NH_3$ $\rightleftharpoons $ $NH_4^+ + N_2H_4$
$NH_3 + HBr $ $\rightleftharpoons $ $NH_4^+ + Br^-$
$N_2H_4 + HBr$ $\rightleftharpoons $ $N_2H_5^+ + Br^-$
Based on this information, what is the order of acidic strength -
$4N{H_3}(g)\,+\,5{O_2}(g)\,\, \rightleftharpoons \,4NO(g)\, + \,6{H_2}O(g)\, + \,Heat$
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Choose the correct option($s$).
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