Verified Solution • 2025–26 Session moderate

QJEEM19Che0af: JEE Main 2019 Chemistry - Class 12 JEEM19Che0af Solution: Elevation in the boiling point for 1 molar solution of glucose…

Elevation in the boiling point for 1 molar solution of glucose is 2 K. The depression in the freezing point for 2 molal solution of glucose in the same solvent is 2 K. The relation between Kb and Kf is

Multiple Choice Options

  • A Kb = Kf
  • B Kb = 0.5 Kf
  • C Kb = 1.5 Kf
  • D Kb = 2 Kf

Step-by-Step Verified Solution

ΔTbΔTf=i.m×kbi×m×kf

22=1×1×kb1×2×kf

kb=2kf

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