Select all molecules that could have an expanded octet? SELECT ALL THAT APPLY

Question

Group of answer choices

(a) H₃PO₄  

(b) HNO₂

(c) H₂CO₃  

(d) HCl

(f) H₂SO₄

Answer 1

(a) H₃PO₄ 

(f) H₂SO₄

Both P and S are in period 3 and can have an expanded octet because of available d orbitals