What is the chemical formula of water molecule?

The correct answer is H2O.

Key Points

• Water
  • ​The chemical formula of water is H2O, which means that there are two hydrogens (H) atoms and one oxygen (O) atom, which make up the water molecule.
  • It is an inorganic, transparent, tasteless, odorless, and almost colorless chemical substance.
  • It is the main component of the Earth's hydrosphere and the fluids of all known organisms.
  • It is vital to all known forms of life, even though it provides neither food, energy, nor biological micronutrients.

Additional Information

• The chemical formula of a compound is a symbolic representation of its chemical composition.
  • Chemical formulas provide insight into the elements that constitute the molecules of a compound
  • It is the ratio in which the atoms of these elements combine to form such molecules.