Elements are composed of chemical substances which are distinguished by their atomic number. In total there are 117 elements out of which 94 occur naturally on Earth. Human body is made up of different chemical elements. These elements are needed for several chemical reactions in the body to produce energy. There are several metabolisms which require these elements in different organs of human body.

No. Elements Average Weight (Grams) Average Weight (Oz)
1.
Oxygen
45,500 1,608
2. Carbon 12,600 445
3. Hydrogen 7,000 247
4. Nitrogen 2,100 74
5. Calcium 1,050 37
6. Phosphorus 700 25
7. Sulphur 175 6
8. Potassium 140 5
9. Chlorine 105 4
10. Sodium 105 4

 

February 18, 2010 | Talib Akhtar | No Comments | 171 views