MCQ
The value of bond angle C-C-C in graphite is:
- A$90^{\circ}$
- B$180^{\circ}$
- C$109.5^{\circ}$
- ✓$120^{\circ}$
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$BF _{3}+ NaH \stackrel{450 K }{\longrightarrow} A + NaF$
$A + NMe _{3} \rightarrow B$