withexamples27. (a) Wh(b)The valencies (or charges) of some of the ion – InterviewSolution

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1.	withexamples27. (a) Wh(b)The valencies (or charges) of some of the ions are given below:Valencyat is the difference between a cation and an anion ? ExplainValency(Charge)lonIon(Charge)Nitrate ionSodium ionCopper ion2-2+Sulphide ionUsing this information, write down the formulae of:(1) Sodium sulphide(ii) Copper nitrate
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