roxasboy88 roxasboy88

09-11-2017
Chemistry

contestada

What is the electron configuration of an element with atomic number 20?

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DevenHumiston DevenHumiston

09-11-2017

[Ar]4s^2
hope it helps

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KINGOFSPADES99 KINGOFSPADES99

01-06-2019

Answer:

What is the electron configuration of an element with atomic number 20? 1s2 2s2 2p6 3s2 3p6 4s2

Explanation:

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