find the valency of chlorine
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The valency of chlorine is 1.
Its electronic configuration is - 2, 8,7
Since there are 7 valence electrons inits shell, its valency is 1.
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valency of chlorine is -1 because atomic number of chlorine is 17.and it's electronic configuration is 2,8,7 so outer most shell has 7 electrons so to get octat we need 1 so -1 is valency of chlorine
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