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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 · 2023 · Paper II, Chemistry · Q11 of 120

Geo-Scientist Prelims 2023 Chemistry Q11: Consider the following statements regarding electron affinity :

QuestionPeriodic properties / electron affinity

Consider the following statements regarding electron affinity :

  1. Electron affinity of fluorine is lower than that of chlorine.
  2. Electron affinity of nitrogen is higher than that of phosphorus.

Which of the statements given above is/are correct ?

  1. (a) 1 only
  2. (b) 2 only
  3. (c) Both 1 and 2
  4. (d) Neither 1 nor 2

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