Among LiCl, BeCl2, BCl3 and CCl4, the covalent bond character varies as

Q. Among LiCl, BeCl2, BCl3 and CCl4, the covalent bond character varies as

1. LiCl < BeCl2 > BCl3 > CCl4
2. LiCl > BeCl2 < BCl3 < CCl4
3. LiCl < BeCl2 < BCl3 < CCl4
4. LiCl > BeCl2 > BCl3 > CCl4

Answer: LiCl < BeCl2 < BCl3 < CCl4