MCQ
Which of the following is not lewis base
- A$N{H_3}$
- B$P{H_3}$
- C${(C{H_3})_3}N$
- ✓$H{N_3}$
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Statement-$I$: The orbitals having same energy are called as degenerate orbitals.
Statement-$II$: In hydrogen atom, $3 \mathrm{p}$ and $3 \mathrm{~d}$ orbitals are not degenerate orbitals.
In the light of the above statements, choose the most appropriate answer from the options given
Total number of optically active isomers shown by $\mathrm{C}_4 \mathrm{H}_8 \mathrm{Cl}_2$, obtained in the above reaction is......................
