Elements and the Periodic Table

Things you need to know;

• There are about 112 different kinds of atoms known, 92 occur naturally, the others are made by scientists
• These different kinds of atoms are called elements.
• The thing that tells you which element you have is the number of protons in the nucleus. This number is called the atomic number of an element.
• All the atoms of one element have the same number of protons and electrons though they can have different numbers of neutrons
• The elements are arranged in a special table called the Periodic Table originally devised by Dimitri Mendeleev

Resources that will help you

• On-line periodic table (use for colouring in your copy)
• Another interactive on-line Periodic Table
• Periodic table song
• Jefferson Labs Elements Games
• Chem4Kids Pages (Basics)
• The Periodic Table and the Elements
• Groups and periods of the Periodic Table
• Digging Deeper Chem4Kids Pages
• Families
• Your Science Alive 2 Book and CD
• Page 18
• Learning Object "Atoms and Molecules"

Tasks you need to complete (if not already done)

• Catch up up writing up any unfinished experiments and
  • The Homework Activities &
  • The Journal

Updated October 14, 2011

Downloads

Hands On Lab

• Collecting an Element

Virtual Lab

• Element Builder Game

Quizzes

• Digging Deeper Elements quiz (Use one of the online Periodic Tables to help you)