If z=3 ,what will be the valency of the atom?
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If z = 3 then it's electronic configuration is 1s² , 2s¹. It can donate 1 electron to attain duplet and become stable.. so its valency will be +1
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Z=3
K=2
L=1
therefore valency is 1
K=2
L=1
therefore valency is 1
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