Nitrogen cycle

Nitrogen cycle

Atomic number on periodic table is 7

Symbol is N

Is a colorless gas liquid or gas

Nitrogen occurs in all organisms primarily in amino acids

The element nitrogen forms about 78percent of earths atmosphere

The human body contains about 3 percent of nitrogen

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Nitrogen fact

Nitrogen in the form of ammonium chloride NH4CLwas produced in ancient Egypt by heating a mixture of animal excrement, urine and salt according to royal society of chemistry.

The nitrogen cycle is the process by which nitrogen is converted between its various chemical forms.

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