MCQ
Fluorine with dilute $NaOH$ gives
- ✓$O{F_2}$
- B${O_3}$
- C${O_2}$
- D$HF$ and ${O_2}$
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$($ given $=$ Atomic number of $\mathrm{Ni}: 28)$
Given, $\lambda_{\left(\mathrm{Ag}^{+}\right)}^{\circ}=6 \times 10^{-3} \mathrm{Sm}^2 \mathrm{~mol}^{-1}, \lambda_{\left(\mathrm{Br}^{-}\right)}^{\circ}=8 \times 10^{-3} \mathrm{Sm}^2 \mathrm{~mol}^{-1}, \lambda_{\left(\mathrm{NO}_{\mathrm{j}}\right)}^{\circ}=7 \times 10^{-3} \mathrm{Sm}^2 \mathrm{~mol}^{-1}$.

