how is valency calculate from valence
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valency is calculated as follows
1. we take sodium for example.
then atomic number of sodium is 11.
in first orbit there are 2 electrons in second orbit there are 8 electrons. :.8+2=10. hence 1 electron remained. thus 1 is valency of sodium.
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1. we take sodium for example.
then atomic number of sodium is 11.
in first orbit there are 2 electrons in second orbit there are 8 electrons. :.8+2=10. hence 1 electron remained. thus 1 is valency of sodium.
if you like my answer you may mark me as brainlist.
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