Identify the correct answer.

1. $\mathrm{BF}_3$ has non-zero dipole moment
2. Dipole moment of $\mathrm{NF}_3$ is greater than that of $\mathrm{NH}_3$
3. Three canonical forms can be drawn for $\mathrm{CO}_3^{2-}$ ion
4. Three resonance structures can be drawn for ozone

Solution

(1)
(2)
(3)
(4) In ozone; there are two resonating structures.

Asked in: NEET 2024

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