Chemistry, 11.11.2020 21:10 jonellelewis2897

Which 2 elements have 2 valance electrons and are in the 4 periods of the periodic table. 1.sodium
2.Carbon
3.Berylirium
4.Calcium

Answers: 2

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Which 2 elements have 2 valance electrons and are in the 4 periods of the periodic table. 1.sodium<...

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Which 2 elements have 2 valance electrons and are in the 4 periods of the periodic table. 1.sodium 2.Carbon 3.Berylirium 4.Calcium

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Another question on Chemistry

Which 2 elements have 2 valance electrons and are in the 4 periods of the periodic table. 1.sodium
2.Carbon
3.Berylirium
4.Calcium