how will you find valency for element calcium
for class 9 structure of the atom chapter please answer
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calcium atomic no. is 20.
so when we do electronic configurations of calcium
k L M N
2 8 8 2
so the valency of calcium is 2
so when we do electronic configurations of calcium
k L M N
2 8 8 2
so the valency of calcium is 2
shreya2411:
how it become to we should subtract from 8 know
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atomic number of clacium is 20so according to K,l,M andN shell k shell only contains 2 electron m shell contains 8 electron n shell contains 32 electron
ca atomic number is 20(2,8,8,2)
ca atomic number is 20(2,8,8,2)
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