1. Periodic Table Atomic number definition, etc.

2. Warm-up: In your notebooks, write today’s date, the following question, and the answer to the following question: What are the 3 subatomic particles that make up an atom? Good Monday Morning! 8/17/15

3. Objectives: Know what the atomic number, atomic mass, mass number, isotope tells about an element and how to determine them from the periodic table Activities: notes, vocab organizer, periodic table practice, isotopes Good Monday Morning! 8/17/15

5. Atoms (Adams?) continued

8. The amount of protons in the atom located on the top of the square from the periodic table Hydrogen has an atomic number of? Atomic Number

9. Equal to the mass of the protons and neutrons (averaged) What is the mass of a proton, neutron, and electron? Located on bottom of square Atomic Mass

10. The total mass of a specific atom when the protons and neutrons are added Mass Number

11. Elements that have the same number of protons (atomic number) but different amount of neutrons. (This contributes to different atomic mass) Isotope

12. Isotope Examples

15. Ha

16. Period 2 Vocab words