MCQ
Which orbital is dumb-bell shaped
- A$s$-orbital
- ✓$p$-orbital
- C$d$-orbital
- D$f$-orbital
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Reason : Oxidation takes place at anode and reduction at cathode.

$N_2H_5 ^+ + NH_3$ $\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 -