how we can find the valency of any atom??
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In simple words
take one example
oxygen atomic number is 8
electronic configuration (2,6)
so to complete the outermost shell or to achieve octet state(8) oxygen needs 2 more electrons.so the valency of oxygen is 2.
take one example
oxygen atomic number is 8
electronic configuration (2,6)
so to complete the outermost shell or to achieve octet state(8) oxygen needs 2 more electrons.so the valency of oxygen is 2.
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