Calcium has an atomic number of 20. An atom of calcium has electrons in its first energy level and electrons in its second energy level.

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19-04-2022
Chemistry

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Calcium has an atomic number of 20. An atom of calcium has electrons in its first energy level and electrons in its second energy level.

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norvensonpresendieu norvensonpresendieu · Answer 1 · 2022-04-19T23:51:29+02:00

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Calcium has an atomic number of 20. An atom of calcium has ____ electrons in its first energy level and ____ electrons in its second energy level.

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Calcium has an atomic number of 20. An atom of calcium has electrons in its first energy level and electrons in its second energy level.