define valency by taking examples of silicon and oxygen?
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define valency by taking examples of silicon and oxygen?
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Answer:
Valency is defined as the number of electrons lost or gained or shared.
Silicon has 4 valence, it can share four electrons, therefore, its valency is 4.
Oxygen has 6 valence electrons, so, it can gain two electrons, therefore, its valency is 2.
Explanation: