increases/decreases from left to right across a period.WHY do we observe this periodic trend?

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increases/decreases from left to right across a period.WHY do we observe this periodic trend?

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Verity 4 years 2021-07-13T13:30:04+00:00 1 Answers 18 views 0

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  1. Helga
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    2021-07-13T13:31:28+00:00
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    The atomic radius of atoms generally decreases from left to right across a period. There are some small exceptions, such as the oxygen radius being slightly greater than the nitrogen radius. … Since the force of attraction between nuclei and electrons increases, the size of the atoms decreases.

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