what is the valency of cation and anion in compound CaO
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Valency of cation and anion in CaO is 2.
- In the compound CaO or calcium oxide, the cation is calcium ion and anion is oxygen ion.
- Cations are positively charged ions with charge of +2 while anions are negatively charged ions with charge of -2.
- Calcium oxide has electronegative or ionic bond formed by donation of two excessive electrons of calcium to electron deficient oxygen.
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