THE PERIODIC TABLE OF ELEMENTS
WHAT IS AN ELEMENT
-An element is a substance found on Earth
-There are 118 elements
-Elements make up everything we see and touch
WHAT IS THE PERIODIC TABLE OF ELEMENTS?
-Arranges all the elements into a chart that is easy to read
-Elements are arranged by increasing atomic number & atomic mass
-Labels each element by its shorthand
-Allows for easier communication amongst scientists
Increasing atomic mass
RareEarth
Elements
Each column is called a Group or Family. The elements in each group share similar properties.
Groups/Families
Each row is called a period.
Periods
RareEarthElements
Alkali Metals
Alkaline Earth Metals
Transition Metals
Halogens
Noble Gases
Now you know how to read the Period Table of Elements !J
Sources: Chemistry LibreTexts, livescience, sciencelearn
By: Shreya Ohri