what is the valency of chlorine
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2
at no of chlorine is 17
valency is 1
valency is 1
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the atomic number of chlorine is 17
its electronic configuration is 2, 8, 7
so its valency is 7
its electronic configuration is 2, 8, 7
so its valency is 7
Rinki111:
sorry my answer is wrong actually I thought about valence electron
its ok its happens
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