21-12-2020
Chemistry

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How many number of orbitals are in Potassium (K)?

1s^2 2s^2 2p^6 3s^2 3p^6 4s^1

How many number of orbitals are in Potassium K 1s2 2s2 2p6 3s2 3p6 4s1 class=

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ChoiSungHyun ChoiSungHyun

21-12-2020

Explanation:

Each orbital can only carry at most 2 electrons wih opposite spins.

The first 3 shells are fully filled, giving 9 orbitals.

There is an extra electron in 4s, which gives another orbital. (even though it is not filled yet)

Hence there are 10 orbitals.

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