MCQ
Thermally most stable compound is
- A$HOClO_3$
- B$HOClO_2$
- ✓$HOCl$
- D$HOClO$
$I _2\,<\, Br _2\,<\, Cl _2\,<\, F _2$
$F _2$ is better oxidizing agent in water than chlorine due to greater hydration energy.
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$(a)$ Ionisation energy $(Na < Li < B < Be)$
$(b)$ Electron affinity $(N < P < O < S)$
$(c)$ Electron negativity $(S < O < Cl < F)$
$(d)$ Atomic radii $(F < N < O < Na)$
$(I)$ $B + AN{O_3} \longrightarrow BN{O_3} + A$
$(II)$ $A + HCl \longrightarrow ACl + \frac{1}{2}\,{H_2}$
$(III)$ $D + ECl \longrightarrow DCl + E$
$(IV)$ $D + HN{O_3} \longrightarrow {H_2}$ gas is not evolved
