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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 · Q71 of 120

Geo-Scientist Prelims 2022 Chemistry Q71: The resistance of a 0·10 N solution of an electrolyte occupying a…

QuestionElectrochemistry / conductance

The resistance of a 0·10 N solution of an electrolyte occupying a volume between two platinum electrodes of cell constant 39 m⁻¹ is 30 Ω. The specific conductance and equivalent conductance of the solution will be respectively

  1. (a) 0·013 Ω⁻¹ m⁻¹ and 1·3 Ω⁻¹ m² eq⁻¹
  2. (b) 1·3 Ω⁻¹ m⁻¹ and 0·013 Ω⁻¹ m² eq⁻¹
  3. (c) 2·5 Ω⁻¹ m⁻¹ and 0·25 Ω⁻¹ m² eq⁻¹
  4. (d) 1·3 Ω⁻¹ m⁻¹ and 130 Ω⁻¹ m² eq⁻¹

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