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in Chemistry by (76.3k points)

Which is correct in the following -

(A) Radius of Cl atoms is 0.99 Å, while that of Cl+ ion is 1.54 Å

(B) Radius of Cl atoms is 0.99 Å, while that of Na atom is 1.54 Å

(C) Radius of Cl atoms is 0.95 Å, while that of Cl- ion is 0.81 Å

(D) Radius of Na atoms is 0.95 Å, while that of Na+ ion is 1.54 Å

1 Answer

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Best answer

Explanation

(B) Radius of Cl atoms is 0.99 Å, while that of Na atom is 1.54 Å

The atomic radius decreases along the period. Also cations are always smaller than their parent atoms and anions are always larger then their parent atom.

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