Question

an element Y has a valance of 4 write the formula for its chloride, oxide sulphate, bicarbonate, nitrate and fluoride

Answer 1

hey dear
here is your answer

let that element be y

so

▪YCl4
▪Y2O4
▪Y2(SO4)4
▪Y(H2CO3)4
▪Y3N4
▪YF4

hope it helps :)