MCQ
Which set contains only covalently bonded molecules?
- A$BCl_3 , SiCl_4 , PCl_3$
- B$NH_4 Br, N_2H_4 , HBr$
- C$I_2 , H_2S, NaI$
- D$Al,O_3 , As_4$
✓
Answer
$(a)$ The set of compounds $BCl_3, SiCl_4, PCl_3$ are predominatly covalent compounds. $NH_4Br$ and $NaI$ ionic compounds and $Al$ contains metallic lattice.
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