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21-10-2020
Chemistry

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The ion with the smallest diameter is . The ion with the smallest diameter is . Be2 Sr2 Ca2 Ba2 Mg2

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22-10-2020

Answer:

Be2^+

Explanation:

Ionic diameter increases down the group. This implies that Be2^+ will have the smallest diameter.

This extremely small diameter makes Be2^+ to differ considerably from other ions of group 2 elements.

For instance, the compounds of beryllium are mostly covalent in nature.

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