gabyofficer gabyofficer

04-12-2019
Chemistry

contestada

An atom has the following electron configuration.
1s22s22p63s23p4s23d3
How many valence electrons does this atom have?

Respuesta :

katyalas7 katyalas7

04-12-2019

Answer:4.2

Explanation:what is 3 divided by 6.3

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