MCQ
Maximum number of electrons that can be accommodated in shell with $n=4$ are:
- A$16$
- ✓$32$
- C$50$
- D$72$

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$(i)\,\,RC \equiv \mathop C\limits^ \ominus $
$(ii)\,\,[IMAGE]$
$(iii)\,\,{R_2}C = \mathop C\limits^ \ominus H$
$(iv)\,\,{R_3}C - \mathop C\limits^ \ominus {H_2}$
[Atomic number: $S =16, C 1=17, I =53$ and $Xe =54$ ]
