1.

 A brief information about the element X is given below :The formulae of the sulphate and chloride of element X are respectively(A) XSO4 and XCl2 (B) X(SO4)2 and X2Cl (C) X2SO4 and XCI (D) XSO4 and X2Cl

Answer»

Correct option  (C) X2SOand XCI 

Explanation: 

There is a big difference in lE1 and lE2 which means the element can form only unipositive ion i.e., Xeasily.

∴ The formula of sulphate of X is X2SO4 and that of chloride of X is XCl.



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