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10-11-2021
Chemistry

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An atom has the following electron configuration.
1s22s22p63s23p64s2
How many valence electrons does this atom have?

Respuesta :

goldkingt1122 goldkingt1122

10-11-2021

Answer:

2

Explanation:

4s2 has 2 valence electrons

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gutierreznoah85 gutierreznoah85

17-03-2022

Answer:

a

Explanation:

Answer Link

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