CompoundList
Molecular formula

C2H5

1 compound has this formula on CompoundList.

Molar mass
29.06g/mol
Monoisotopic mass
29.0391Da
Atoms
7
Elements
2

The formula C2H5 describes a molecule made of 2 carbon atoms and 5 hydrogen atoms. It is written in Hill notation: carbon first, then hydrogen, then the other elements 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

  • C Carbon × 282.66%
    12.011 × 2 = 24.022 g/mol
  • H Hydrogen × 517.34%
    1.008 × 5 = 5.040 g/mol
Look up another formula

Compounds with the formula C2H5

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 C2H5?

The molar mass of C2H5 is 29.06 g/mol, calculated from standard atomic weights for 2 carbon atoms and 5 hydrogen atoms. The monoisotopic mass is 29.0391 Da.

How many compounds have the formula C2H5?

CompoundList lists 1 compound with the molecular formula C2H5, including Ethyl. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.