WBCS.LIVE practice question

Which of the following groups of atomic numbers are groups of alkaline metals?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 12, 20, 88, 56
  2. 37, 19, 3, 55
  3. 9, 17, 35, 53
  4. 1, 3, 5, 45

Correct answer and explanation

Correct answer: 37, 19, 3, 55