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Molecular formula

H3N

8 compounds have this formula on CompoundList.

Molar mass
17.03g/mol
Monoisotopic mass
21.0424Da
Atoms
4
Elements
2

The formula H3N describes a molecule made of 3 hydrogen atoms and 1 nitrogen atom. 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

  • H Hydrogen × 317.76%
    1.008 × 3 = 3.024 g/mol
  • N Nitrogen × 182.24%
    14.007 × 1 = 14.007 g/mol
Look up another formula

Compounds with the formula H3N

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

Showing 1 to 8 of 8 compounds

Ammonia chemical structure, H3N, CAS 7664-41-7
Ammonia
CAS 7664-41-7H3N
Ammonia N-13 chemical structure, H3N, CAS 34819-78-8
Ammonia N-13
CAS 34819-78-8H3N
(2H3)Ammonia chemical structure, H3N, CAS 13550-49-7
(2H3)Ammonia
CAS 13550-49-7H3N
Ammonia-N chemical structure, H3N, CAS 13767-16-3
Ammonia-N
CAS 13767-16-3H3N
(~2~H_3_,~15~N)Ammonia chemical structure, H3N, CAS 22364-56-3
(~2~H_3_,~15~N)Ammonia
CAS 22364-56-3H3N
Ammonia-14N chemical structure, H3N, CAS 1026405-88-8
Ammonia-14N
CAS 1026405-88-8H3N
Ammonia-d1 chemical structure, H3N, CAS 13587-49-0
Ammonia-d1
CAS 13587-49-0H3N
Ammonia-d2 chemical structure, H3N, CAS 13780-28-4
Ammonia-d2
CAS 13780-28-4H3N

Frequently asked questions

What is the molar mass of H3N?

The molar mass of H3N is 17.03 g/mol, calculated from standard atomic weights for 3 hydrogen atoms and 1 nitrogen atom. The monoisotopic mass is 21.0424 Da.

How many compounds have the formula H3N?

CompoundList lists 8 compounds with the molecular formula H3N, including Ammonia, Ammonia N-13, (2H3)Ammonia. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.