The formula of oxides of two elements X and Y are XO and Y two O three respectively. find the valencies of X andY? identify the group in the modern periodic table.? Name one element belonging to each of these groups
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The valency of x is 2 and valency of y is 3.
The group is 2nd and 3rd.
Ca and Al
The group is 2nd and 3rd.
Ca and Al
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