Chemistry, asked by saini007007, 9 months ago

what do you mean by the valency of an element? how is it expressed?divalent elements.​

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Answered by kamblemanswi8
4

Valency,

Modern definitions Valence is defined by the IUPAC as: The maximum number of univalent atoms (originally hydrogen or chlorine atoms) that may combine with an atom of the element under consideration, or with a fragment, or for which an atom of this element can be substituted.

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