1. Transition Metals – Silver (Ag) The name “Silver” comes from the Latin word “Argentum” which means Silver. This element has 47 protons (subatomic particles with a positive charge) and 47 electrons (subatomic particles with a negative charge). Victoria Wilson 5-17 1

2. Silver (Ag) Silver, found in nature, has been used for centuries. By 2,000 BCE mining and smelting (extracting metal from its ore by a process of heating and melting) was common. From 500 BCE to 100 BCE, Laurium silver was a major source of silver in Ancient Greece. By the 16 th century, Spanish conquistadors discovered Silver mines in Bolivia, Mexico, Peru, etc., and now, those countries are some of the main providers of the world’s silver. Victoria Wilson 5-17 2

3. Silver (Ag) Silver has a melting point of 1763.2°F and a boiling point of 3924°F. Victoria Wilson 5-17 3 Uses For Silver: Plating silverware Fillings Olympic Medals Purifying Water

4. Transition Metals Victoria Wilson 5-17 4 All Transition Metals…. Are ductile and malleable Conduct electricity and heat The only elements that produce a magnetic field

5. Titanium (Ti) The name “Titanium” comes from the Greek word “Titans”. This element has 22 protons (subatomic particles with a positive charge) and 22 electrons (subatomic particles with a negative charge). Victoria Wilson 5-17 5

6. Titanium (Ti) Titanium, found in nature, was discovered in 1791 by English clergyman and chemist William Gregor when he found and tested a sample of black sand at the beach in Menaccan, a city in Cornwall, England. Victoria Wilson 5-17 6

7. Titanium (Ti) Titanium has a melting point of 3034°F and a boiling point of 5949°F. Uses for Titanium: Golf Clubs (Tiger Woods uses a titanium club) Toothpaste Computers (Titanium PowerBook G4 laptop) Victoria Wilson 5-17 7

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