Write the atomic numbers of two elements ‘X' and ‘Y’ having electronic configurations 2, 8, 2 and 2, 8, 6 respectively.

Periodic Classification Of Elements

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19/11/2020 11:55 am

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romiroy12

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Write the atomic numbers of two elements ‘X' and ‘Y’ having electronic configurations 2, 8, 2 and 2, 8, 6 respectively.

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19/11/2020 11:56 am

Anonymous

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Atomic number of X = 2 + 8 + 2 = 12

Atomic number of Y = 2 + 8 + 6 = 16

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