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Definition: a silvery-white metallic element that oxidizes rapidly in the air.

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Presentation on theme: "Definition: a silvery-white metallic element that oxidizes rapidly in the air."— Presentation transcript:

1 Definition: a silvery-white metallic element that oxidizes rapidly in the air.

2 POTASSIUM!!! Two pearls of potassium coated paraffin

3 Potassium contained objects: Potato's Bananas Bean’s Avocado’s

4 Facts about Potassium Potassium is an “Alkali Metal”, a very reactive metal and is not found in nature The element was discovered by Sir Humphrey Davy, he also discovered calcium and sodium Recommended daily potassium intake is 4.7 g. a day

5 Atomic Number: The atomic number of an element is the number of protons in an atom Atom # = # of Protons Potassium's atomic number: 19

6 Atomic Mass The mass number of an atom is the number of protons plus the number of neutrons Mass # = Protons + Neutrons Potassium's atomic mass: 39.10

7 Sources: http://dictionary.reference.com/browse/potassium?s= t http://dictionary.reference.com/browse/potassium?s= t http://upload.wikimedia.org/wikipedia/commons/thu mb/a/a4/Potassium-2.jpg/250px-Potassium-2.jpg http://upload.wikimedia.org/wikipedia/commons/thu mb/a/a4/Potassium-2.jpg/250px-Potassium-2.jpg http://www.facts-about.org.uk/science-element- potassium.htm http://www.facts-about.org.uk/science-element- potassium.htm http://www.ext.colostate.edu/pubs/foodnut/09355.ht ml http://www.ext.colostate.edu/pubs/foodnut/09355.ht ml

8 Youtube video: ENJOY http://youtu.be/Z3ZAGBL6UBA


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