MCQ
The angular momentum of electron in nth orbit is given by:
- A$\frac{n^2 h}{2 \pi}$
- Bnh
- C$\frac{h}{2 \pi n}$
- D$\frac{n h}{2 \pi}$
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$[P]\xrightarrow{\begin{subarray}{l}
(i)\,NAN{O_2}/HCl,\,0 - {5^o}C \\
(ii)\,\beta - napthol/NaOH
\end{subarray} }Colored\,\,Solid$
$[P]\xrightarrow{{B{r_2}/{H_2}O}}{C_7}{H_6}NB{r_3}$
The compound $[P]$ is
