Question

write the formula of the following compound by Criss cross method

Answer 1

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▪sodium bicarbonate: Na2CO3
▪potassium permanganate: KMnO4
▪sodium zincate:H4N2O4Zn
▪potassium dichromate:K2MnO4
▪calcium nitride:Ca3N2
▪manganese oxide:MnO2
▪iron sulphate:FeSO4
▪copper oxide:CuO
▪sodium sulphite:Na2SO3
▪aluminium nitrate:Al(NO3)3
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Answer 2

sodium bicarbonate: Na2CO3

potassium permanganate: KMnO4

sodium zincate:H4N2O4Zn

potassium dichromate:K2MnO4

calcium nitride:Ca3N2

manganese oxide:MnO2

iron sulphate:FeSO4

copper oxide:CuO

sodium sulphite:Na2SO3

aluminium nitrate:Al(NO3)3