MCQ
Identify the correct answer.
- A$\mathrm{BF}_3$ has non-zero dipole moment
- BDipole moment of $\mathrm{NF}_3$ is greater than that of $\mathrm{NH}_3$
- ✓Three canonical forms can be drawn for $\mathrm{CO}_3^{2-}$ ion
- DThree resonance structures can be drawn for ozone

