Chemistry, asked by Amanshaily41, 1 year ago

Al3+ is smaller than mg2+ although both are isoelectronic. Why

Answers

Answered by Tanushree26
1
Because both Al+3 and Mg+2 are present along one period. And in a period from left to right the atomic size decreases due to increase of nuclear force of attraction between the nucleus and the valence electrons.
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