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Hypothetical configurations for a beryllium atom

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Reference no: EM131066882

The following are hypothetical configurations for a beryllium atom.

1. 1s21p2

2. 1s12s3

3. 1s12s12p2

4. 1s22s12p1

5. 1s22s2

6. 1s32s1

a) Which use nonexistent orbitals? Select all possible answers ?

b) Which are forbidden by the Pauli principle? Select all possible answers ?

c) Which are excited states? Select all possible answers ?

d) Which is the ground state configuration?

Reference no: EM131066882

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