MCQ
The pair likely to form the strongest hydrogen bonding is
- A$CH_4\,\,$ and $\,\,H_2O$
- ✓$HCOOH\,\,$ and $\,\,CH_3COOH$
- C$CH_3COOH\,\,$ and $\,\,CH_3COOCH_3$
- D$SiH_4\,\,$ and $\,\,SiCl_4$
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$I.$ $1$ molecule of oxygen
$II.$ $1$ atom of nitrogen
$III.$ $1 \times {10^{ - 10}}$ $g$ molecular weight of oxygen
$IV.$ $1 \times {10^{ - 10}}$ $g$ atomic weight of copper