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Chemistry, 16.12.2021 05:40 DiamondW1258

Chlorine and element X have similar chemical properties. An atom of element X could have an electron configuration of -- Group of answer choices

1s2 2s2

1s2 2s2 2p6 3s2 3d10 3p6 4s2 4p5

1s2 2s2 2p6 3s1

1s2 2s2 2p6 3s2

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Chlorine and element X have similar chemical properties. An atom of element X could have an electron...
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