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JEE Main2004ChemistryChemical Bonding and Molecular StructureActual

Which one of the following aqueous solutions will exhibit highest boiling point?

Options

  1. A0.01 M Na ₂ SO ₄
  2. B0.015 M glucose
  3. C0.015 M urea
  4. D0.01 M KNO ₃

Correct answer

A. 0.01 M Na ₂ SO ₄

Step-by-step solution

Von't Hoffs factor (i) for Na ₂ SO ₄ is maximum i.e. 3( maximum no of particles) Na ₂ SO ₄ 2 Na ⁺+ SO ₄⁻

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