Chemistry - CHEMICAL BONDING Question with Solution | TestHub

Number of sets in which $1^{\text{st }}$ specie has more covalent character than $2^{\text{nd }}$.

(BeCℓ₂ , BeI₂ ) ; (AℓCℓ₃ , MgCl₂ ) ; (LiF , KF) ; (ZnCℓ₂ , HgCℓ₂ ) ; (MgO , MgF₂) ; (SnCℓ₂ , SnCℓ₄ )