what is the valency of Oxygen
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the valency of Oxygen is 8. Atoms can either donate or receive electrons only in valence shell. 8 electrons in outermost shell is considered the most stable state of an atom as the shell will be fully occupied. ... The valency of oxygen is 2 as its electronic configuration is 2,6 and it need 2 electron to complete their octet.
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Explanation:vacancy of oxygen atom is -2
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