Elements with similar properties tend to be in the same column. Valence electrons!
Periodic Table Families
Periodic table and classification of elements
Atoms03 Elements
Chapter 8 - Periodic Properties of the Elements
All In The Family - The Period Table Families
Periodic Properties of Main Group Elements | Lecture 1 | Inorganic Chemistry II
Physical Science - Elements and their properties ch 19 physical Science
Chapter 7 - Periodic Properties of the Elements
Chapter 7 Periodic Properties of the Elements
Properties of Elements - Physical Science
PERIODIC TABLE OF ELEMENTS
Periodic Table of Elements Explained - Simple Atomic Symbols (11)
Periodic Table of the Elements
The periodic table | Atoms, elements, and the periodic table | High school chemistry | Khan Academy
How To Determine The Charge of Elements and Ions - Chemistry
Modern periodic table, part 3, Periods and Groups; Classification of elements.
Ken Ham's $50M Vanity Projects No One Asked For (Hammy New Year 2025! feat Shannon Q)
Meet the Press NOW — Jan. 6
Bio 30 Prep: Elements, the periodic table, and atomic structure (Unit 1, Video 3)