MCQ
Which of the following is $NOT$ tetrahedral in shape?
- A$NH_4^+$
- B$SiCl_4$
- ✓$SF_4$
- D$SO_4^{2-}$

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$(A)$ Non metals have higher electronegativity than metals.
$(B)$ Non metals have lower ionisation enthalpy than metals.
$(C)$ Compounds formed between highly reactive nonmetals and highly reactive metals are generally ionic.
$(D)$ The non-metal oxides are generally basic in nature.
$(E)$ The metal oxides are generally acidic or neutral in nature.

