MCQ
The relation between $\Delta E$ and $\Delta H$ is
- A$\Delta H = \Delta E - P\,\Delta V$
- ✓$\Delta H = \Delta E + P\,\Delta V$
- C$\Delta E = \Delta V + \Delta H$
- D$\Delta E = \Delta H + P\,\Delta V$
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$\mathop {^ \oplus C{H_2} - CH = CH - CH = N{H_3}}\limits_{(III)} $
Which of these structures is not a valid canonical structure ?
$\mathrm{CH}_2=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}-{ }^{\oplus} \mathrm{NH}_3 ;{ }^{\oplus} \mathrm{CH}_2-\mathrm{CH}=$