Question

4 gr of metal oxide on reduction gives 2.4 gr of metal find equivalent weight of metal is?​

Answer 1

1.2g

let consider metal is magnesium

and:

formula:_ 2Mg+o2---->2MgO

(2.4g) (4g)

~2Mg=2.4g

~Mg=2.4/2

~Mg=1.2g

Hence, weight of metal is 1.2g