What is the ground-state electron configuration of calcium?O 1s225 2p5O 1s°25 2p 3s²3p°4s?O 1s°25-2p°3s?3p?

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What is the ground-state electron configuration of calcium? O 1s25 2p6 O 1s°2s-2p 3s?3p°4s? O 1s°25 2p°3s²3p?

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter6: Electronic Structure And Periodic Properties Of Elements

Section: Chapter Questions

Problem 24E: How far from the nucleus in angstroms (1 angstrom =11010 m) is the electron in a hydrogen atom if it...

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Question

What is the ground-state electron configuration of calcium?
O 1s225 2p5
O 1s°25 2p 3s²3p°4s?
O 1s°25-2p°3s?3p?

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