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18-02-2022
Chemistry

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What element is the electron configuration representing?

1s2 2s2 2p6 3s2 3p6 4s2.

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18-02-2022

Answer:

calcium

Explanation:

1s2 2s2 2p6 3s2 3p6 4s2

total number of electrons: 2+2+6+2+6+2=20

the atomic number of the element is 20

the element is calcium

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