Valencies Practice quiz - 1

State the valency of the Ferrous ion

• +2 

• +1

• -1

• -2

State the valency for Ferric ion

• +3

• +1

• +2

• -1

Select the valency of cupric ion

• +2

• +1

• -1

• -2

Select the valency of bisulphite ion

• -1

• -2

• -3

• +1

Select the valency of Chlorate ion

• -1

• -2

• -3

• -4

Select the valency of dichromate ion

• -1

• -2

• -3

• +1

Select the valency of oxide ion

• -1

• -2

• -3

• +1

Select the valency of Nitrogen ion

• -1

• -2

• -3

• +1

Select the valency of permanganate ion

• -1

• -2

• -3

• +1

Select the valency of nitrate ion

• -1

• -2

• -3

• +1