1.

The position of 3 elements ABC in the periodic table given below A .element is non metal Group 16 Group 17​

Answer»

The elements B and C are present in the same PERIOD. SINCE C is placed after B, the size of the element C is less than that of B. (d) The elements A, as pointed out earlier is a non-metal which belongs to GROUP 17. It has seven valence electrons (2, 8, 7).



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