MCQ
Which of the following would the optically active
- A$CH_2=C=CH_2$
- B

- ✓$CH_3-CH=C=CH-CH_3$
- D



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[Use mass of electron $\left.=9.1 \times 10^{-31}\, \mathrm{~kg}, \mathrm{~h}=6.63 \times 10^{-34}\, \mathrm{~J} \mathrm{~s}, \pi=3.14\right]$
Codes: $ \quad P \quad Q \quad R \quad S$
The correct statement for the ionic radius of $\mathrm{N}^{3-}$ from the following is :