Question

Q4.An element 'X' forms an oxide with formulae X2o3
a)state an valency of x
b)write the formulae of
1)chloride of x
2)sulphate of x​

Answer 1

Answer:Valency of X is 3

1)XCl3

2)X2(SO4)3

Answer 2

Answer:

a) valency of X is 3

b) 1. XCl3

2. X2(SO4)3