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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 · 2025 · Paper I, General Studies · Q28 of 120

Geo-Scientist Prelims 2025 General Studies Q28: Which one among the following statements for the reaction between a…

QuestionChemical reactions / nitric acid

Which one among the following statements for the reaction between a metal and nitric acid is *not* correct?

  1. (a) Nitric acid acts as an oxidizing agent.
  2. (b) Hydrogen liberated in the reaction is converted into water.
  3. (c) Gaseous nitrogen is always obtained as a final product.
  4. (d) Magnesium reacts with very dilute nitric acid to liberate hydrogen gas.

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