MCQ
Which of the graphs shown below does not represent the relationship between incident light and the electron ejected from metal surface?
- A

- B

- ✓

- D






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| List$-I$ | List$-II$ |
| $(a)$ $Ne _{2}$ | $(i)$ $1$ |
| $(b)$ $N _{2}$ | $(ii)$ $2$ |
| $(c)$ $F _{2}$ | $(iii)$ $0$ |
| $(d)$ $O _{2}$ | $(iv)$ $3$ |
Choose the correct answer from the options given below:
$(I)\, (CH_3)_2P(CF_3)_3$ is non-polar and $(CH_3)_3P(CF_3)_2$ is polar molecule
$(II)\, CH_3 \widehat{P} CH_3$ bond angles are equal in $(CH_3)_3P(CF_3)_2$ molecule
$(III)\,PF_3$ will be more soluble in polar solvent than $SiF_4$
$CH_3 -CH = CH -CH( OH)-Me$ is :
(image)
$D$-Erythrose and its isomers are listed as $P , Q , R$, and $S$ in Column-$I$. Choose the correct relationship of $P , Q , R$, and $S$ with D-erythrose from Column $II$.
(image)
