1. Chemical Interactions

2. Substance
A type of matter defined by a unique particle

3. Matter
Anything that has mass and takes up space (Volume)

4. Atom The smallest particle of an element
Proton and Neutron in the nucleus
Electron outside of the nucleus in the electron cloud

5. Atom

6. Proton A subatomic particle that has a positive charge.
Located in the nucleus of an atom
Heaviest subatomic particle

7. Neutron A subatomic particle with no charge
Located in the nucleus of an atom
Nearly the same mass as a proton

8. Electron A subatomic particle with an negative charge
Located outside of the nucleus in the Electron Cloud
Lightest of all subatomic particles
Almost no mass at all.

9. Element Key Au 79 196.97 Gold Element Name Atomic Number Atomic Symbol
Atomic Mass
196.97

10. Atomic Mass Unit The mass of 1 atom is measured in Atomic Mass Units
Abbreviated AMU
1 AMU is equal to the mass of 1 proton.

11. States of Matter

12. 5 States of Matter
Plasma
Solid
Gas
Bose-Einstein
Liquid

13. Characteristics of States of Matter
Shape
How they are arranged
Volume
Temperature
How Atoms Move

14. Solid Definite Shape Definite Volume Atoms are close together
Atoms Vibrate
Low temperature

15. Liquid No Definite Shape Definite Volume Atoms are slightly apart
Atoms Slide Past Each Other
Medium Temperature

16. Gas No Definite Shape No Definite Volume Atoms are Far Apart
Atoms Move very fast
High Temperature