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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 · 2020 · Paper II, Chemistry · Q5 of 120

Geo-Scientist Prelims 2020 Chemistry Q5: The name of the element given by IUPAC with atomic number 118 is:

QuestionPeriodic table / new elements

The name of the element given by IUPAC with atomic number 118 is:

  1. (a) Nihonium
  2. (b) Moscovium
  3. (c) Oganesson
  4. (d) Tennessine

Answer: (c) Oganesson

IUPAC names (2016): 113 Nihonium, 115 Moscovium, 117 Tennessine, 118 Oganesson (Og, after Yuri Oganessian) → (c).

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