Bonds - PowerPoint PPT Presentation

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Bonds

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Metal Properties. Melting and Boiling points. Malleability. Hardness. Strength. Thermal conductivity. Electrical conductivity – PowerPoint PPT presentation

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Tags: bonds | ions | metal

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Title: Bonds


1
Bonds
  • (Not James)

2
Review
  • Covalent bonds
  • Share outermost electrons

3
Review
  • Ionic bonds
  • Opposite charges attract
  • Each element will change their number of
    electrons

4
Ions
  • Cation
  • Anion

5
Metallic Bonds
  • Metallic cation is held by Free electrons

6
Metal Properties
  • Melting and Boiling points
  • Malleability
  • Hardness
  • Strength
  • Thermal conductivity
  • Electrical conductivity

7
Metallic Alloys
  • An alloy is a mixture of elements that has
    metallic properties.

8
Alloys
  • Brass
  • Bronze
  • Cast Iron
  • 18-carat Gold
  • Pewter
  • Steel
  • Sterling Silver

Page 228
9
Balancing Formulas
  • Charty Dude 9 will help
  • Page 218 and 219 will also help

10
Balancing Formulas
  • Find the charge for each material
  • Add up the charges
  • If the total ? 0, add a subscript multiplier to
    get the total to 0
  • Recheck

11
Balancing Formulas
  • K2 O
  • Mg Cl2
  • Na3 N
  • Al P
  • Si F4
  • K O
  • Mg Cl
  • Na N
  • Al P
  • Si F

12
Balancing Formulas
  • Ag2 S
  • Ni I2
  • Zn3 P2
  • C At4
  • Mn P
  • Mn3 P2
  • Ag S
  • Ni I
  • Zn P
  • C At
  • Mn P

13
Balancing Formulas
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