1. What is Platinum?
Mandisa Keswa

2. What Are Elements? Definition:
A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.
I will be presenting the structure, history, and importance of Platinum.

3. Platinum’s atom - - - - - - - - - - - - - - - - - - - - - - - - - - -
Shell N
Shell K - - - - - - - - - - - - - - - - - - - - - - - - - -
P=78
N=117 - - - - -
Shell L - - - - - - - - - - - - - - - - - -
Shell M - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Shell O
Nucleus

4. What is the structure of Platinum?
Platinum is a silvery, odorless solid
It has 78 electrons and protons, and it has 117 neutrons.
Atomic weight:
Atomic number: 78
Symbol: Pt

5. What is the history of Platinum?
Platinum was discovered in 1755
It was discovered by Julius Ceaser Scaliger
Men called conquistadors found grains of unknown metal
They found out Platinum was very expensive and rare
That’s how Platinum became a metal that everybody wanted
Was also found in South Africa and Russia

6. Why is Platinum important?
Platinum is and was used a lot in America
Compounds of Platinum are used to treat cancer
Also, it was used in 1400 BC for decorations to the Egyptians, and widely in South America
Platinum, palladium and rhodium produced are used in vehicle emission technology
Platinum is used in glassmaking equipment
Investing in platinum may be done in the future

7. Interesting Facts Platinum is used to make jewelry settings
Platinum is one of the densest metals
It is rarer and more expensive than gold
Teams up with Cisplatin to make a substance that helps fight cancer
This precious metal is highly valued for its beauty and purity
Platinum’s color, strength, hardness and resistance to tarnish are its advantages

8. Conclusion I learned… Platinum is highly useful and highly expensive
Used as many types of substances people want to make money
Needs to be invested for future uses
Very different atomic structure than most elements
Has a very high demand in America
Has been used a lot during the past, present, and future

9. Works Consulted
"A Periodic Table of the Elements at Los Alamos National Laboratory." Web. 10 Dec
“Elements." Chemical Elements.com - An Interactive Periodic Table of the Elements. Web. 10 Dec
"Elements." Current Science. POWER Library. SIRS Discoverer. Web. 10 Dec
"It's Elemental - The Periodic Table of Elements." Science Education at Jefferson Lab. Web. 10 Dec
Knapp, Brian J., David Woodroffe, and David A. Hardy. Elements. Danbury, CT: Grolier Educational, Print.
"Periodic Table - Chart of All Chemical Elements." Lenntech. Web. 10 Dec
“WebElements.” Periodic Table of the Elements. Web. 10 Dec