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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2024 · Paper II, Chemistry · Q62 of 120

Geo-Scientist Prelims 2024 Chemistry Q62: Consider the following values of normal boiling point and molal…

QuestionSolutions / elevation of boiling point

Consider the following values of normal boiling point and molal boiling point elevation constant for some solvents :

UPSC Combined Geo-Scientist Prelims 2024 Paper II (Chemistry), Q62: figure printed with the question

Which one of the following solutions would result in the greatest boiling point elevation?

  1. (a) 0·05 M lithium chloride in water
  2. (b) 0·05 M lithium chloride in ethanol
  3. (c) 0·05 M magnesium chloride in water
  4. (d) 0·05 M magnesium chloride in ethanol

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