Quiz Review

1
Quiz Review

• Periods and Families

2
Periodic Table
3 Li Lithium 6.941
Atomic number
Element symbol
Element name
Atomic mass
3
Periodic Table
3 Li Lithium 6.941

• 3 protons
• 6 - 3 3 neutrons
• 3 electrons
• A row is called a period
• Elements of a family have similar properties.

4
Parts of the Atom

• Electron
• Proton
• Orbital
• Neutron
• Nucleus

• Negative particle
• Positive particle
• Path of the electrons
• Neutral particle
• Core of the atom made of neutrons and protons

5
Metals

• Metals are malleable.
• Sodium is a metal.
• Wearing away of metals is corrosion.
• An alloy is a mixture of metals.

6
Nonmetals and Metalloids

• Fluorine, Chlorine,Bromine, Iodine, and Astatine
  are the halogens.
• Noble gases are inert.
• Metalloids are on the zig zag.
• Semiconductors carry electricity under certain
  circumstances.

7
Elements from Stardust

• Nuclear fusion combines hydrogen nuclei to form
  helium.
• Plasma is the fourth phase of matter.
• Supernova form the heaviest elements.