MCQ
$C-C$ bond length is maximum in
- A$CH_2=CH_2$
- B$CH \equiv CH$
- ✓$CH_2=CH-CH=CH_2$
- D$CH_2=C=CH_2$
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[Assume steam to be an ideal gas. Given $A _{ vap } H ^{\ominus}$ for water at $373 \,K$ and $1\, bar$ is $41.1 \,kJ\, mol ^{-1} ; R =$ 8.31 $J\,K ^{-1} \,mol ^{-1}$ ]
$HSO_4^- = 1.2 \times 10^{- 2} ,H_2PO_4^- = 6.3 \times 10^{-8} ,$$HCO_3^- = 4.7 \times 10^{-11}$
(image) $\xrightarrow{{SOC{l_2}}}\,B\,\xrightarrow{{N{H_3}}}\,C$$\,\xrightarrow[{B{r_2}}]{{NaOH}}\,D$
Which of the following statements is correct ?
$\mathrm{HF}, \mathrm{H}_2 \mathrm{O}, \mathrm{SO}_2, \mathrm{H}_2, \mathrm{CO}_2, \mathrm{CH}_4, \mathrm{NH}_3, \mathrm{HCl}, \mathrm{CHCl}_3, \mathrm{BF}_3$