delcilgeorge5 delcilgeorge5

25-07-2022
Chemistry

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What is the electron structure of a beryllium atom? 1s ²2s 1 O 1s 22s 2 1s ¹2s 2 1s 23s 2

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CrystalQueen CrystalQueen

25-07-2022

Answer:

Be = 1s²2s²

Explanation:

Beryllium (Be) is the 4th element on the periodic table. As such, beryllium has 4 electrons. It is the second element located in the second row in the s-block. Therefore, beryllium's electron structure should consist of 2 completely filled s-orbitals.

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