Give 5 examples that we might use in our everyday life & identify where it might be used.

Answer · Chemistry 

 Best Answer

Hydrogen - water, air, etc. 

Sodium - in your food, such as salt 

Potassium - also in food 

Magnesium - in metals 

Calcium - in fruits, juice, you name it 

Iron - meats 

Nickel - metals 

Copper - also in metals 

Silver - jewelry 

Gold - jewelry, computers 

Zinc - metals 

Mercury - old thermometers, possibly still used

Aluminium - kitchen supplies 

Carbon - air, organics 

Silicon - memory card 

Tin - cans 

Lead - metals 

Nitrogen - air 

Phosphorus - dishes 

Oxygen - air, water, etc. 

Sulfur - drugs, mineral water 

Fluorine - added to water 

Chlorine - in water 

Bromine - photography, plastics 

Iodine - food, disinfectant 

Helium - air 

Neon - neon lights 

Cesium - in electronic tubes 

Chromium - stainless steel 

Krypton - in lamps 

Argon - also in lamps 

Lithium - has some medical applications 

That should be about 30, but in any case here is a good website that outlines a lot of properties and applications of chemical elements that might help you: 

http://library.thinkquest.org/C0113863/bios.shtml

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