A scientist was studying reactions of metals andnon-metals. He knew group 1 and 2 elementsare metals while group 17 elements are non- metals. So, he chooses different elements from group 1, group 2 and group 17. Name the element in group 17 which belongs tothe same period as sodium.

A scientist was studying reactions of metals andnon-metals. He knew gr

1.	A scientist was studying reactions of metals andnon-metals. He knew group 1 and 2 elementsare metals while group 17 elements are non- metals. So, he chooses different elements from group 1, group 2 and group 17. Name the element in group 17 which belongs tothe same period as sodium.
Answer» Solution :The element in GROUP 17 which BELONGS to the same PERIOD as SODIUM (Na) is chlorine (CL).