Chemistry

Chemistry

1. Atomic Theory

   • Democritus
     • Particles In Constant Motion
   • Aristotle
     • Earth, Wind, Fire, Water
   • John Dalton
     • Billiard Ball Model
   • Rutherford
     • Gold Foil Experiment
   • J.J. Thomson
     • Plum Pudding
   • Chadwick
     • Discovered The Neutron
   • Bohr
     • Electrons Orbit The Nucleus

2. Peoriodic Table

   • Trends
     • Size
       • Increases as you go down
       • Decreases as you go right
     • Metal Melting Points
       • Decreases as you go down
       • Increases as you go right
     • Metal Hardness
       • Increases as you go down
       • Decrease as you go right
     • Metal Reactivity
       • Increases as you go down
       • Decreases as you go right
   • Period/Group
     • Group = Up and down
     • Period = Left and right
   • Elements (first 20)
     • Hydrogen, Helium, Lithium, Beryluim, Boron, Carbon, Nitrogen, Oxygen, Flourine, Neon, Sodium, Magnesium, Aluminum, Silicon, Phosphurus, Sulfur, Clorine, Argon, Potassium, Calcium

3. Particle Theory

   • All matter is made of tiny little particles
   • Different Substances are made of different particles
   • Particles are always in random motion
   • The particles move faster as the temperature rises
   • Particles attract each other

4. Gas Testing

   • Hydrogen
     • Flaming splint
       • Will make a popping sound
   • Oxygen
     • Glowing splint
       • Ignites glowing splint
   • CO₂
     • Lime water
       • Becomes cloudy
   • Water vapour
     • Cobalt chloride paper
       • Turn from blue to pink

5. Physical Properties

   • Qualitative Properties
     • Hardness
     • Mallibility
   • Quantitative Properties
     • Mass
     • Height
     • Tempature

6. Other

   • Density
     • D=m/V
     • Maniscus
     • Slope
   • Pure substances, Elements, Compounds
   • Mixtures; Mechanical Mixtures, Solutions
   • States Of Matter
     • Solid
       • It Doesn't Change Shape
       • Can't be condensed
     • Liquid
       • Can Change Shape
       • Can't be condensed
     • Gas
       • Can change shape
       • Can be condensed
   • Counting Atoms
     • H₂0=3
     • NH₄C₂H₃O₂ = 12

7. Chemical properties

   • toxicity
   • Combustibility
   • Reacts With Oxygen