Anatomy of the Periodic Table | ChemistryBytes.com
The horizontal rows of the periodic table are called PERIODS. - ppt download
How to Read the Periodic Table | Groups & Periods | ChemTalk
PERIODIC TABLE
In the periodic table of elements, why are the bottom two rows separated from the main table? Why does it have the shape/organization it shows? - Quora
Each horizontal row is called a PERIOD. Properties of elements change greatly across any one r… | Physical science middle school, Teaching science, Physical science
How to Read the Periodic Table — Overview & Components - Expii
How many horizontal rows are present in modern periodic table?
How the Periodic Table groups the elements | Live Science