p-Block elementsHard

Question

Oxygen is more electronegative than sulphur, yet H2O is neutral. This is because

Options

A.Water is a highly associated
B.H - S bond is weaker than H - O bond
C.H2S is a gas while H2O is a liquid
D.The molecular weight of H2S is more than that of H2O

Solution

H - S bond is weaker than H - O bond due to large size of S. Moreover due to high electronegativity of oxygen, it forms hydrogen bond in H2O.

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