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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 · 2026 · Paper II, Chemistry · Q22 of 120

Geo-Scientist Prelims 2026 Chemistry Q22: The number of type of bonds between two carbon atoms in calcium…

Questions-block / carbides

The number of type of bonds between two carbon atoms in calcium carbide is

  1. (a) One σ and one π
  2. (b) One σ and two π
  3. (c) Two σ and one π
  4. (d) Two σ and two π

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