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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 · 2022 · Paper II, Chemistry · Q73 of 120

Geo-Scientist Prelims 2022 Chemistry Q73: Which one of the following statements is correct with respect to…

QuestionElectrochemistry / ionic mobility

Which one of the following statements is correct with respect to ionic mobilities in solution?

  1. (a) Ionic mobilities in solution have similar magnitudes as the speed of gaseous molecules in gas.
  2. (b) Solvation increases the ionic mobility in a solution.
  3. (c) Sodium ions have low ionic mobility due to extensive hydration of the Na⁺ ions in aqueous solution.
  4. (d) Ionic mobility reduces the degree of dissolution of strong electrolytes in solution.

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