define valency by taking examples of silicon and oxygen
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Explanation:
Valency is combining capacity of an element.
eg. Silicon has 4 electrons in its valence shell, thus 4 elecyro s can be accepted by it
Valency is 4
Oxygen has 2 electrons less to complete octet
Thus it has valency 2
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Answer:
The valency is the combining capacity of an atom. ... The valency is equal to the number of electrons in the outermost shell (valence shell) of an atom. For example, silicon (atomic number 14) has the following electronic distribution: K = 2, L = 8, M = 4.
Explanation:
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