can anyone plzz provide me the valency of elements.. for class 10th
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Answer:
the valency increase from 1 to 4 and then from -1to -4
Explanation:
hope it may help
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hydrogen +1
he 0
Li +1
Be +2
B +3 C 4
N -3 o -2 F -1 Ne 0
Na +1 mg +2 Al+3 Si 4
p-3 S-2 Cl-1 Ar 0
K +1 Ca+2
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