MCQ
Photoelectric effect shows
- ✓Particle nature of light
- Bwave nature of light
- Cdual nature of light
- Dneither of the natures of light
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$C{H_2} = CH - C \equiv C - C{H_2} - CN$
$(I)$ electron affinity of $Y$ is high $(II)$ ionization energy of $X$ is low
$(III)$ lattice energy of $XY$ is high $(IV)$ lattice energy of $XY$ is low
Choose the correct code
(IMAGE)
$[A]$ ( $M$ and $O)$ and ( $N$ and $P$ ) are two pairs of diastereomers
$[B]$ Bromination proceeds through trans-addition in both the reactions
$[C]$ $O$ and $P$ are identical molecules
$[D]$ (M and $O)$ and ( $N$ and $P)$ are two pairs of enantiomers
