MCQ
The element with $Z = 120$ (not yet discovered) will be an/a
- AInner transition metal
- ✓Alkaline earth metal
- CAlkali metal
- DTransition metal
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$C_2H_5-Br\overset{AgCN}{\rightarrow}A\overset{H_2/Ni}{\rightarrow}B$
Product $B$ is