jaredweaver60 jaredweaver60

17-04-2020
Chemistry

contestada

The election configuration has of an element is 1s^2 2s^2 2p^1. How many valence electrons does the element have?

Respuesta :

jessican24 jessican24

17-04-2020

Answer:

it has 3 valence electrons

Explanation:

2+2+1 is 5, boron is 5 and its in the 3rd group

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