Chemistry › Compound
Mendeleev · Compound
Nitrogen dioxide · NO2
Nitrogen dioxide: formula NO2, atom count, element breakdown and calculated molar mass.
CompoundNO2
NO2
Molar mass46.005 g/mol
Atoms3
Elements2
The formula NO2 contains 3 atoms in total. Numbers after element symbols show how many atoms of each element are present.
Molar mass is the sum of the contributions shown above. The percentages show how much each element contributes to the total mass.