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Molecular formula

H2S2

1 compound has this formula on CompoundList.

Molar mass
66.14g/mol
Monoisotopic mass
65.9598Da
Atoms
4
Elements
2

The formula H2S2 describes a molecule made of 2 hydrogen atoms and 2 sulfur 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

  • H Hydrogen × 23.05%
    1.008 × 2 = 2.016 g/mol
  • S Sulfur × 296.95%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula H2S2

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

Showing 1 to 1 of 1 compounds

Hydrogen disulfide chemical structure, H2S2, CAS 13465-07-1
Hydrogen disulfide
CAS 13465-07-1H2S2

Frequently asked questions

What is the molar mass of H2S2?

The molar mass of H2S2 is 66.14 g/mol, calculated from standard atomic weights for 2 hydrogen atoms and 2 sulfur atoms. The monoisotopic mass is 65.9598 Da.

How many compounds have the formula H2S2?

CompoundList lists 1 compound with the molecular formula H2S2, including Hydrogen disulfide. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.