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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 · 2026 · Paper I, General Studies · Q72 of 120

Geo-Scientist Prelims 2026 General Studies Q72: Consider the following statements in respect of noble gases :

QuestionChemistry / Group 18

Consider the following statements in respect of noble gases :

  1. They are p-block elements.
  2. They are highly active.
  3. They have completely filled electronic configurations.

Which of the statements given above is/are correct?

  1. (a) III only
  2. (b) I and III only
  3. (c) I only
  4. (d) I, II and III

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