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Which of the following statements is correct

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$X^{+}$ ion is larger than $X^{-}$

$X^{-}$ ion is larger than $X$

$X^{+}$ and $X^{-}$ ions have the same size

$X^{+}$ ion is larger than $X$

answer is B.

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Detailed Solution

The anion of the X atom is larger in size because it has more electrons than protons as an anion gains electrons. Whereas cation losses an electron from an atom, therefore cationic has lesser size than atomic size.

Hence, option(b) is correct.

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