Physical Property Of Nitrogen by keypoint It is a colourless, odourless and tasteless gas It is slightly than air. It is slightly soluble in water. It has a melting point of – 210°c and a boiling point of -196°c Others are Viewing: Physical Property of N2O Nitrogen Chemical Properties Of Nitrogen Uses Of Nitrogen Oxides Of Nitrogen Test For Nitrogen (ii) Oxide Nitrogen (IV) Oxide NO2