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Write the electronic configurations of the elements with the atomic numbers 61, 91 and 101.

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Write the electronic configurations of the elements with the atomic numbers 61, 91 and 101.

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The electronic configurations are given in the following table.

Element                           Symbol                                                 Atomic Number                 Electronic Configuration                                            
Promethium Pm 61 [Xe] 4f5 5d0 6s2
Protactinium Pa 91 [Rn] 5f2 6d1 7s2
Mendelevium Md 101 [Rn] 5f13 6d0 7s2

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