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UPSC Combined Geo-Scientist

Chemist

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

Prelims Paper I covers general studies.

UPSC Combined Geo-Scientist, Prelims · 2022 · Paper I, General Studies · Q7 of 120

Geo-Scientist Prelims 2022 General Studies Q7: What is the maximum number of electrons that can be accommodated in…

QuestionAtomic structure / shells

What is the maximum number of electrons that can be accommodated in the M shell of an atom?

  1. (a) 32
  2. (b) 18
  3. (c) 8
  4. (d) 2

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