Use the periodic table to choose the element that matches each description. halogen: group iia: nonreactive: alkali metal:

Halogen,  group IIA, nonreactive, and alkali metal are found in 17th, 2nd, 18th, and 1st column respectively.

Periodic Table:

The elements are arranged according to their atomic number. The elements with similar properties are arranged in groups.

Halogen:

Group 2A:

Nonreactive:

Alkali metal:

Hence we can conclude that halogen,  group IIA, nonreactive, and alkali metal are found in 17th, 2nd, 18th, and 1st column respectively.

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neutrons are in the middle of the atom and the electrons, which are much smaller.