MCQ
If compound $MX_4$ is non-polar without lone pair at central atom than bond angle $ < XMX$ in compound may be
- A$90^o$
- B$180^o$
- ✓$109^o28'$
- DAll
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$\mathop {Ph - OH}\limits_{(A)} ,\,\,\,\,\mathop {Ph - C{H_2} - OH}\limits_{(B)} ,\,\,\,\,\mathop {Ph - C{O_2}H}\limits_{(C)} ,\,\,\,\mathop {Ph - C{H_2}-\mathop N\limits^ \oplus {H_3}}\limits_{(D)} $
(consider complete conversion)
$x$ and $y$ mole consumed. Value of $x + y =$
$4H_{(g)} \rightarrow 2H_{2(g)}$ is $-869.6\ kJ$
The dissociation energy of $H - H$ bond is ............ $\mathrm{kJ}$