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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 · 2024 · Paper I, General Studies · Q5 of 120

Geo-Scientist Prelims 2024 General Studies Q5: Who among the following scientists developed the Modern Periodic…

QuestionPeriodic table / history

Who among the following scientists developed the Modern Periodic Table ?

  1. (a) Henry Moseley
  2. (b) Dmitri Ivanovich Mendeleev
  3. (c) John Alexander Newlands
  4. (d) Johann Döbereiner

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