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Physical Properties of Boron Family

When a neutra...

Question

When a neutral atom is converted to a cation, there is:

A

A decrease in size

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B

An increase in size

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C

A decrease in atomic number

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D

A decrease in mass number

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Solution

The correct option is A A decrease in size
When a cation is formed, the $\frac{Z}{e^{-}}$ ratio increases, so the radius decreases.

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