1.

Y=2,6z=2,8,223) which element belongs to the 2nd period?24) which element belongs to the 24 group?25) which element belongs to the 18 group?​

Answer»

Explanation:

23. Y BELONG to 2nd period

24.24th group not exist

25. Z and Y don't belong to 18TH group

Z belong to 2nd group

Y belong to 16th group



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