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  • Periodic Classification - 2 (Class X)
  • Which of the following is the correct order of atomic siz...
Multiple choice

Which of the following is the correct order of atomic size of the elements?

  1. Be < Ca < Mg

  2. Be < Mg < Ca

  3. Ca < Mg < Be

  4. Mg < Ca < Be

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Atomic size increases on moving down the group.

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