MCQ
Aspirin is an acetylation product of
- ✓$o - $hydroxybenzoic acid
- B$o - $dihydroxybenzene
- C$m - $hydroxybenzoic acid
- D$p - $dihydroxybenzene

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$(a)$ isoleucine
$(b)$ cysteine
$(c)$ lysine
$(d)$ methionine
$(e)$ glutamic acid

$Pt(s) |H_2(g)\,|\,HCOOH(aq.)\,||\,CH_3COOH(aq.)\,|\,H_2(g)|Pt(s)$
at $25\,^o C$ is ............ $\mathrm{V}$
$(K_a$ of $HCOOH \,= 2.4 × 10^{-4}$ , $K_a$ of $CH_3COOH = 1.8 × 10^{-5}$ , $log\,2\, = 0.3,\, log \,0.48, \frac{2.303 \times 298 \times R}{F} = 0.06)$
$(I)\,\,PCl_3$ hydrolyses in the presence of moisture giving fumes of $HCl$
$(II)\,\,PCl_5$ exists as $[PCl_4]^-[PCl_6]^+$ in solid state
$(III)$ All the five bonds in $PCl_5$ molecule are equivalent
Choose the correct statements
