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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 · Q2 of 120

Geo-Scientist Prelims 2023 Chemistry Q2: Which one of the following statements regarding wave functions is…

QuestionAtomic structure / wave functions

Which one of the following statements regarding wave functions is not correct ?

  1. (a) The square of the wave function gives the probability of finding the electron in the space.
  2. (b) The angular wave function of a given type of orbital is dependent on the principal quantum number.
  3. (c) The radial function of 2s orbital is both positive and negative.
  4. (d) The probability of finding the electron density is zero at a node in the wave function.

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