CompoundList
Molecular formula

ClO2

2 compounds have this formula on CompoundList.

Molar mass
67.45g/mol
Monoisotopic mass
66.9587Da
Atoms
3
Elements
2

The formula ClO2 describes a molecule made of 1 chlorine 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

  • Cl Chlorine × 152.56%
    35.45 × 1 = 35.450 g/mol
  • O Oxygen × 247.44%
    15.999 × 2 = 31.998 g/mol
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Compounds with the formula ClO2

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

Showing 1 to 2 of 2 compounds

Frequently asked questions

What is the molar mass of ClO2?

The molar mass of ClO2 is 67.45 g/mol, calculated from standard atomic weights for 1 chlorine atom and 2 oxygen atoms. The monoisotopic mass is 66.9587 Da.

How many compounds have the formula ClO2?

CompoundList lists 2 compounds with the molecular formula ClO2, including Chlorine dioxide, Chlorine superoxide (Cl(O2)). Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.