P OTASSIUM Vinya 7.4

P OTASSIUM

D ESCRIPTION Potassium is a: Light – soft Silvery white color It reacts violently in water

A BOUT P OTASSIUM Potassium is not found in free nature. It was the first metal isolated by electrolysis Potassium (Potash) is mined in Germany, Utah, California, and New Mexico It is an alkali metal

A BOUT P OTASSIUM Do we need potassium? We need Potassium for our body, Potassium is responsible for our heart beating and the movement of our muscle. It is for fluid balance in our body.

A BOUT P OTASSIUM The minimum amount of potassium we should consume per day is 2000 mg This can easily be obtained by eating vegetables and fruits Do not consume Potassium from salt such as Potassium Chloride, it can be dangerous for our life These are some food with high amounts of potassium: Bananas Milk Avocados Oranges Fish Dry Beans Peanut Butter Cantaloupe Mushrooms Spinach Potatoes Watermelon

D ISCOVERY Potassium was discovered by a British scientist, Sir Humphry Davy in He describe Potassium as, when it was thrown into water, "skimmed about excitedly with a hissing sound, and soon burned with a lovely lavender light.“ tidos/premios/p2004/b/viaxar /images/davy.jpg

P ICTURE G ALLERY m-permanganate-sample-full.jpg ts.com/18/6/30/72/ zjzXGl_ph.jpg ia.org/wikipedia/com mons/6/66/Potassium FeldsparUSGOV.jpg

U SES OF P OTASSIUM The Common use of Potassium: Fertelizer Glass Soap Substitute for table salt Medical Fertilizers Gunpowder Potassium nitrate, chloride & permanganatefruits and vegetables.

F UN F ACTS The only metal that is lighter than Potassium is Lithium

O THER F ACTS Potassium has a lot of different types: Potassium Chlorate - is used to make fireworks and explosives Potassium Nitrate – is the main component in gun powder Potassium Bromide - has photographic uses. Potassium Iodide is used to make medicine

B IBLIOGRAPHY “Major uses of potassium.” 25 April “What is potassium and its uses.” 25 April April 2010 “Facts about Potassium.” 25 April Helmenstine, Anne Marie. “Potassium Facts.” About.com. 25 April “Potassium.” 25 April