An unknown element X forms an oxide with the formula X2O3.
a) What is the valence (combined capacity) of element X?
b) What would be the formula of the compound that element X would form with chlorine?
An unknown element Z reacts with aluminium to form the compound AlZ3.
a) What is the valence of element Z?
b) What would be the formula of the compound that element Z would form with Li?
An unknown element X forms a salt with the formula XBr2.
a) What is the valence of element X?
b) What would be the formula of the compond that element X would form with the phosphate ion?
a) What is the valence (combined capacity) of element X?
b) What would be the formula of the compound that element X would form with chlorine?
An unknown element Z reacts with aluminium to form the compound AlZ3.
a) What is the valence of element Z?
b) What would be the formula of the compound that element Z would form with Li?
An unknown element X forms a salt with the formula XBr2.
a) What is the valence of element X?
b) What would be the formula of the compond that element X would form with the phosphate ion?