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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 · Q3 of 120

Geo-Scientist Prelims 2022 Chemistry Q3: The total number of nodal planes possible for all the atomic…

QuestionAtomic structure / nodes

The total number of nodal planes possible for all the atomic orbitals with a value of principal quantum (n) = 3 is

  1. (a) 8
  2. (b) 9
  3. (c) 11
  4. (d) 14

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