SF6 and PCl5 are exceptions to octet rule because of _____.
In PCl5, P is bonded to 5 Cl atoms which imply that P has 10 electrons.
In SF6, S is bonded to 6 F atoms which imply that S has 12 electrons.
Both P and S both have expanded octet.
LiCl and BCl3 are examples of ___.