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  • Classification of Elements
  • Which of the following elements, Na+, Mg+2, K+ and Al +3 ...
Multiple choice

Which of the following elements, Na+, Mg+2, K+ and Al +3 has the least size?

  1. Na+

  2. Mg+2

  3. K+

  4. Al+3

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

For isoelectronic ions, size decreases with increase in the atomic charge on the ion.

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