Which element has 2 valence electrons?
O argon (Ar)
Oboron (B)
o cesium (Cs)
magn...
Chemistry, 26.05.2021 18:20 Amholloway13
Which element has 2 valence electrons?
O argon (Ar)
Oboron (B)
o cesium (Cs)
magnesium (Mg)
Answers: 3
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