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Molecular formula

NO2

1 compound has this formula on CompoundList.

Molar mass
46.01g/mol
Monoisotopic mass
45.9929Da
Atoms
3
Elements
2

The formula NO2 describes a molecule made of 1 nitrogen atom and 2 oxygen atoms. It is written in Hill notation: with no carbon present, every element is listed in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.

Elemental composition

  • N Nitrogen × 130.45%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 269.55%
    15.999 × 2 = 31.998 g/mol
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Compounds with the formula NO2

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 1 of 1 compounds

Frequently asked questions

What is the molar mass of NO2?

The molar mass of NO2 is 46.01 g/mol, calculated from standard atomic weights for 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 45.9929 Da.

How many compounds have the formula NO2?

CompoundList lists 1 compound with the molecular formula NO2, including Nitrogen dioxide. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.