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10 votes
Indicate which one of the two species is larger
A. Mg2+ or Ca2+

User Uliana
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1 Answer

8 votes

Answer:

Ca2+ is larger than Mg2+

Step-by-step explanation:

Mg2+ has total 10 electrons and Ca2+ has total 18 electrons. So, Ca2+ will have more no of subshell which means greater particle size.

User Satorg
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