MCQ
Which compound is optically active
- A$4-$chloro, $1$ hydroxy butane
- B${3^o}$-butyl alcohol
- ✓Secondary butyl amine
- D$n-$butyl alcohol
Secondary butyl amine is optically active.
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$A$ in the above reaction is:

| Coordination number and type of hybridisation | Distribution of hybrid orbitals In space |
| $(a)$ $4, sp ^{3}$ | $(i)$ trigonal bipyramidal |
| $(b)$ $4, dsp ^{2}$ | $(ii)$ octahedral |
| $(c)$ $5, sp ^{3} d$ | $(iii)$ tetrahedral |
| $(d)$ $6, d ^{2} sp ^{3}$ | $(iv)$ square planar |
Select the correct option