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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 · 2025 · Paper II, Chemistry · Q6 of 120

Geo-Scientist Prelims 2025 Chemistry Q6: The metallic elements of this group of the periodic table show the…

Questiond-block / oxidation states

The metallic elements of this group of the periodic table show the highest oxidation state of (+VI) at the bottom of the group and a stable oxidation state of (+III) at the top of the group. The group to which the elements belong in the Modern Periodic Table is :

  1. (a) Group 16
  2. (b) Group 15
  3. (c) Group 6
  4. (d) Group 13

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