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Chemistry I

Chemistry

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Class 10 Class 12

The S.I. unit of boiling point elevation constant K_p are _______.

K kg mol^–1.

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The Van’t Hoff factor for phenol which demerizes in benzene is________.

\frac{1}{2}

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For a non ideal solution exhibiting negative deviations from Raoult’s law, ΔH_mix has a________non-zero value.

negative

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solute

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The limiting value of the Van’t Hoff factor for Na₂SO₄.10H₂O is________.

23
Van't hoff is the number of species formed by a compound on dissociation/associatio in aqueous medium.
Na₂SO₄.10H₂O ----> 2Na⁺ +

{SO}_{4}^{2 -}

+ 10H⁺ + 10OH^-

total 23

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