1. By: Kerri King, Denise Gettermann and Heather Castrillon
Copper (Cu)
By: Kerri King, Denise Gettermann and Heather Castrillon

3. Discovery of Copper There is no known discoverer of Copper.
People have been using Copper for at least 11,000 years.
Cuprum is the word for copper in Latin because they used to mine their copper from the island of Cyprus
About 7,000 years ago people began to find ways to extract copper from its ores

4. Characteristics of Copper
Transition Metal
Atomic Number: 29
Atomic Weight:
Melting Point K( C or F)
Boiling Point 2835 K ( 2562C or 4644F)
Density: grams per cubic centimeter
Phase at Room Temperature: Solid
Element Classification: Metal

5. Characteristics (continued)
Period Number: 4
Group Number: 11
Ionization Energy: eV
Oxidation States: +2, +1
Number of stable Isotopes: 2
Estimated Crustal Abundance:6.0×10-1 milligrams per kilogram
Estimated Oceanic Abundance: 2.5×10-4 milligrams per liter
It is a reddish-colored metal
Has a high electrical and thermal conductivity

6. Source of Copper
Copper is found in places such as the United States, Chile, Zambia, Peru, Canada and Great Britain
Mines

7. Uses of Copper
Copper is used for various reasons. These reasons include:
Making pipes
Making jewelry
Electrical conductor
coins
Pure Copper is often to soft to be used.
About 5,000 years ago, people began to realize that it is stronger if it is mixed with other elements.
Alloys of copper commonly used are
Bronze
Brass

8. Uses of Copper continued)
Household Products:
Doorknobs
Roofing
Gutters
Cookware-- frying pans
Flatware (knifes, forks, spoons)
Sterling silver always has a percentage of copper
Coins
American pennies are coated with copper but made from zinc (.8% copper, 99.2% zinc)
U.S. nickels 75% copper ( 25% nickel) by weight
U.S. dimes and quarters are 91.67% copper and 8.33% nickel by weight

9. Electron Configuration
1s2
2s22p6
3s23p63d10
4s1

10. Bohr- Rutherford Diagram of Copper

11. Atomic Structure