PERIODIC TABLE
What are rows and columns on the periodic table? - YouTube
PERIODIC TABLE
2.5: The Periodic Table - Chemistry LibreTexts
7th row of Periodic Table completed with addition of 4 elements
File:Periodic Table Chart-first-row-highlighted.png - Wikimedia Commons
What are the vertical rows on the periodic table called? - Quora
High School Chemistry/The Periodic Table and Electron Configurations - Wikibooks, open books for an open world
Periodic table - Wikipedia
3.2: A Brief History of the Organization of the Periodic Table - Chemistry LibreTexts
Untitled Document
Why Is the Periodic Table Arranged in Columns & Rows? | Sciencing
How to Read the Periodic Table — Overview & Components - Expii
DK Science: Periodic Table
How to Read the Periodic Table | Groups & Periods | ChemTalk
The horizontal rows on a periodic table are called "perio...
the periodic table rows 13, 14, and 15 Diagram | Quizlet
SOLVED:What are the rows called and what are the columns called in the periodic table?
The horizontal rows of the periodic table are called PERIODS. - ppt download
