Element atomic number 7
No, it is a compound of the elements nitrogen and oxygen.
Ammonia is a compound, composed of one nitrogen atom and three hydrogen atoms. It is not an element nor a mixture.
Nitrogen is an element.
No, nitrogen dioxide (NO2) is a chemical compound consisting of one nitrogen atom and two oxygen atoms bonded together. It is not a mixture of different substances.
Calcium - element - solid water - compound - liquid dry ice (carbon dioxide) - compound - solid milk - mixture - liquid soil - mixture - solid soap - mixture - solid/ liquid
I believe it is a compound. Compounds are created from the P.T. elements! read about it or google it! Mixture is like milk or dirt (sand+water)
Saltpeter is a compound consisting of potassium nitrate, which is a mixture of potassium, nitrogen, and oxygen elements.
N2 (nitrogen gas) is not a mixture. It is a pure compound composed of two nitrogen atoms bonded together.
Nitrogen is an element. It can be found in the periodic table.
A solid may be an element (iron), a compound (iron oxide), a mixture (iron ore).
Ice is a solid form of water. It is a compound.
Element atomic number 7