CompoundList
Molecular formula

Se2W

1 compound has this formula on CompoundList.

Molar mass
341.78g/mol
Monoisotopic mass
343.7840Da
Atoms
3
Elements
2

The formula Se2W describes a molecule made of 2 selenium atoms and 1 tungsten 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

  • Se Selenium × 246.21%
    78.971 × 2 = 157.942 g/mol
  • W Tungsten × 153.79%
    183.84 × 1 = 183.840 g/mol
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Compounds with the formula Se2W

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 Se2W?

The molar mass of Se2W is 341.78 g/mol, calculated from standard atomic weights for 2 selenium atoms and 1 tungsten atom. The monoisotopic mass is 343.7840 Da.

How many compounds have the formula Se2W?

CompoundList lists 1 compound with the molecular formula Se2W, including Tungsten selenide (WSe2). Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.