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Chemistry

Which of the following sets of elements are present in the same group of the Periodic Table ?

  1. sodium, magnesium
  2. beryllium, boron
  3. oxygen, sulphur
  4. carbon, nitrogen

Atomic Structure

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Answer

oxygen, sulphur

Reason — Oxygen and Sulphur are both present in Group 16 of the periodic table.
Sodium is present in Group 1. Beryllium and magnesium are present in Group 2. Boron is present in Group 13. Carbon is present in Group 14. Nitrogen is present in Group 15.

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