Chemistry · CHEMICAL BONDING AND MOLECULAR STRUCTURE

Which of the following planar or linear molecules possesses a net dipole moment of zero due to symmetrical cancellation of bond dipoles?

1. A
   \( \text{BF}_3 \)
2. B
   \( \text{NF}_3 \)
3. C
   \( \text{CHCl}_3 \)
4. D
   \( \text{H}_2\text{S} \)