MCQ
Which substance is having molecular solid
- Agraphite
- ✓$C_{60}$
- Cgold
- D$Ca_3(PO_4)_2$
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$(I)$ $\phi -CH_3$
$(II)$ $\phi -CH_2-CH_3$
$(III)$ $\phi -CH(CH_3)_2$
$(IV)$ $\phi-C(CH_3)_3$
towards electrophilic substitution will be - [where $\phi =C_6H_5$]
