CompoundList
Molecular formula

IK

2 compounds have this formula on CompoundList.

Molar mass
166.00g/mol
Monoisotopic mass
169.8698Da
Atoms
2
Elements
2

The formula IK describes a molecule made of 1 iodine atom and 1 potassium 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

  • I Iodine × 176.45%
    126.9 × 1 = 126.900 g/mol
  • K Potassium × 123.55%
    39.098 × 1 = 39.098 g/mol
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Compounds with the formula IK

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 IK?

The molar mass of IK is 166.00 g/mol, calculated from standard atomic weights for 1 iodine atom and 1 potassium atom. The monoisotopic mass is 169.8698 Da.

How many compounds have the formula IK?

CompoundList lists 2 compounds with the molecular formula IK, including Potassium iodide, Potassium iodide I-131. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.