Nickel atom can lose two electrons to form Ni2+ ion. The atomic number of nickel is 28. From which orbital will nickel lose two electrons.

This is a Short Answer Type Questions as classified in NCERT ExemplarAns: The electronic configuration of nickel is 1s2 2s2 2p6 3s2 3p6 3d8 4s2 , thus it loses electrons from its 4s orbital as its energy is higher compared to the other orbital.

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Structure of Atoms Ncert Solutions Chemistry Class 11th Chemistry Class 11th Chemistry NCERT Exemplar Solutions Class 11th Chapter Two

Nickel atom can lose two electrons to form Ni²⁺ ion. The atomic number of nickel is 28. From which orbital will nickel lose two electrons.

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Vishal Baghel | Contributor-Level 10

4 months ago

This is a Short Answer Type Questions as classified in NCERT Exemplar

Ans: The electronic configuration of nickel is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁸ 4s², thus it loses electrons from its 4s orbital as its energy is higher compared to the other orbital.

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