epacheco1233 epacheco1233

13-12-2019
Chemistry

contestada

An element is in group 2, period 3. How many valence electro
Broup 2, period 3. How many valence electrons does this element?

Respuesta :

Juliangrantham111 Juliangrantham111

13-12-2019

Answer: 21

Explanation:

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crabb22 crabb22

13-12-2019

Answer:

2 valance electrons

Explanation:

Any element in group 2 will have 2 valance electrons all the way down the periodic table.

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