Solution: The answer of the following is:
(a)X is in Group 17, period 3 and Y is in group 2 Period 4.
(b)X is Non-metal and Y is metal
Solution: The answer of the following is:
(a)X is in Group 17, period 3 and Y is in group 2 Period 4.
(b)X is Non-metal and Y is metal