MgO
1 compound has this formula on CompoundList.
- Molar mass
- 40.30g/mol
- Monoisotopic mass
- 39.9800Da
- Atoms
- 2
- Elements
- 2
The formula MgO describes a molecule made of 1 magnesium atom and 1 oxygen 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
- Mg Magnesium × 160.30%24.305 × 1 = 24.305 g/mol
- O Oxygen × 139.70%15.999 × 1 = 15.999 g/mol
Compounds with the formula MgO
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 MgO?
The molar mass of MgO is 40.30 g/mol, calculated from standard atomic weights for 1 magnesium atom and 1 oxygen atom. The monoisotopic mass is 39.9800 Da.
How many compounds have the formula MgO?
CompoundList lists 1 compound with the molecular formula MgO, including Magnesium oxide. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.