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  • Periodic Classification of Elements - 2 (Class X)
  • Which of the following series of elements is correct in t...
Multiple choice

Which of the following series of elements is correct in terms of increasing atomic radii?

  1. F < Cl < Br

  2. Li < K < Na

  3. Ca < Mg < Be

  4. N < As < P

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

As we move down a group, atomic radii increase. Only option 1 is in the correct order.

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