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Railways PYQCBT 1 2016

RRB NTPC · Question 36

Element Hafnium of the Hf symbol is named at which of the following places. A. Germany B. Copenhagen C. Sweden D. France

  1. C

  2. D

  3. B

  4. A

Show answer & explanation

Answer: (C) B

Explanation

Hafnium (Hf) is named after Hafnia, the Latin name of Copenhagen, where it was discovered in 1923.