Question

Give the formula and valency of : aluminate;chromate;cupric;argentic;nickel;zincate;ferrocyanide;Borate; Stannous; Dichromate​

Answer 1

Answer:

AlO2 and valency is 1

CrO4 and valency is -2

Cu and valency is 3

Ag and valency is 2

Ni and valency is 2

ZnO2 and valency is -2

[Fe(CN)] and valency is -4

BO3 and valency is -3

Sn and valency is 2

Cr2O7 and valency is -2

plzzz mark it as a brainliest!

Explanation: