1. By Robbie Krusen

2. What Are Elements? Definition: a specific type of atom
I will be presenting the structure, history, and importance of zinc.

3. Zinc’s Atom P = 30 N M L K N = 35 Shell K – 2 Shell L – 8 Shell M – 18
Shell N - 2

4. What is the Structure of Zinc?
Nucleus in the center that contains the protons & neutrons
Shells are an invisible path electrons travel around. Zinc has 4 shells
Zinc has 30 protons, 35 neutrons, and 30 electrons
Atomic weight is 65
Atomic number is 30
The Symbol for Zinc is ZN

5. What is the History of Zinc?
Founded in 1746
Founder is Andreas Marggraf
Discovered by heating calamine with charcoal
Discovered and rediscovered in Europe

6. Why is Zinc Important? Uses
melting coating, rust protection ,brass, bronze, nickel
die casting which are used by automotive, electrical, and hardware
Found in x-rays, TV screens, fluorescent lights, paints, rubber, cosmetics, pharmaceuticals, floor coverings and plastic
Lastly zinc is important for human growth

7. Interesting Facts Very toxic Roughly 70 cents/lb. in 1990
Zinc is important for human growth and animals
White spots on your finger nails = not enough Zinc in your body
Major sources of zinc are red meat, poultry, fish, seafood, cereal, and dairy products.

8. Conclusion I learned……
A very important metal that has many everyday uses
Bluish – white metal that affects people’s health everyday
Can be burned in the air at high heat and can also be melted at 420 degrees Celsius

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