1.

Which formula will represent I) a cation and anion having 3 valancy 2)cation have 3 valancy nd anion have 2 valancy​

Answer»

tion:(i) Cation having VALENCY 3 is Aluminum &anion having valency 3 is NITRIDE ion (II) Anion having valency 2 is OXIDE and sulphide ion



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