R2qBluenterd R2qBluenterd

06-04-2016
Chemistry

Answered

A period is a horizontal row on the periodic table.

ATrue
BFalse

Verified Answer :

depigeorgiou depigeorgiou

06-04-2016

It is True because in the periodic table of elements, there are seven horizontal rows of elements called periods. The vertical columns of elements are called groups, or families.

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