Question

what is meant by nitrogen?

Answer 1

the chemical element of atomic number 7, a colourless, odourless unreactive gas that forms about 78 per cent of the earth's atmosphere. Liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°C) and is used as a coolant

Answer 2

hey mate...

It is a gas...its atomic number is 7..............it occupies 78% of earth.....its short form is N2......it is unreactive,colourless...........liquid nitrogen is also made up of distelled water.....

hope helps for u.....