Question

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Answer 1

Answer:

1.the valency of T is 1.

2.T is non - metal.

3.Tthe period no of T is 3

4.the valence electron of T is 7

5. the group ofT is 17.

Answer 2

Answer:

a) 17

b)3

c)-1

d)metalloids

e)7

Hope it will help you.......