In which on the following, molecules central atom involves expansion of octet?

In which one of the following molecules, the central atom has expanded octet?

In which of the following molecules the central atom does not follow the octet rule ?

In which of the following molecules, the central atom has expanded octet ? (i) SCl_2 (ii) CO_2 (iii) PF_5 (iv) H_2SO_4 (v) BCl_3

In which of the following molecule central atom is having complete octet

In which of the following molecules does the central atom not follow the octet rule?

In which of the following molecules does the central atom not follow the octet rule?

In which of the following molecules does the central atom not follow the octet rule?

In which of the following molecules, central atom is not sp^2 hybridize