MCQ
The valence electron in the carbon atom are
- A$0$
- B$2$
- ✓$4$
- D$6$
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${C_6{H_5}N{H_2}}\xrightarrow{{{{(Ac)}_2}O}}$$X\xrightarrow{{B{r_2}/CC{l_4}}}Y\xrightarrow{{HOH}}Z$