The principal quantum number (n) of an electron in a hydrogen-like atom determines:

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Physics · Atoms

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Both the energy of the electron and its average distance from the nucleus

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Answer 1

Both the energy of the electron and its average distance from the nucleus

Answer 2

The orientation of the orbital in space

Answer 3

The average distance of the electron from the nucleus only

Answer 4

The energy of the electron only

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