MCQ
Iodoform is formed on warming ${I_2}$ and $NaOH$ with
- ✓${C_2}{H_5}OH$
- B$C{H_3}OH$
- C$HCOOH$
- D${C_6}{H_6}$
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Set $1$ : $Zn(OH)_2(s)$ and $OH^-(aq)$
Set $2$ : $Zn(OH)_2(s)$ and $H_2O(l)$
Set $3$ : $Zn(OH)_2 (s)$ and $H^+(aq)$
Set $4$ : $Zn(OH)_2(s)$ and $NH_3(aq)$
$(a)$ Number of $S-S$ bonds in $H_2S_nO_6$ are $(n +1)$
$(b)$ When $F_2$ reacts with $H_2O$ it forms $HF,$ $O_2$ & $O_3.$
$(c)$ $XeF_6$ on hydrolysis shows disproportionation reaction
$(d)$ $Al$ metal on reacting with dilute $NaOH$ gives a white precipitate of $Al (OH)_3$ as a final product
$CH_3CH_2Cl \xrightarrow{NaCN}(i)\xrightarrow{Ni/{{H}_{2}}}(ii)\xrightarrow{acetic\,anhydride}(iii)$ , Product $(iii)$ is