Calcium valency kitne hoti hai
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Answer:
the valency of calcium is 2 since it has 2 valence electrons. 2. If in the valence shell, the number of electrons is > 3, the atom is of a non metal. To find the valency of a non metal, subtract the number of valence electrons from 8
Answered by
1
Answer:
2
Explanation:
Because for the formation of cation, calcium needs to donate 2 electrons
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