Quick Read

A water molecule contains two hydrogen atoms and one oxygen atom.

Learn More

A water molecule is bent rather than straight. This artwork is an educational diagram, not a photograph of a molecule.

In Depth

Molecular extent depends on the definition and model, so the displayed value remains provisional pending source review.

Scale measurement

0.275 nm · effective diameter

Quick facts

  • Category: molecule
  • Chemical formula: H₂O
  • Scientific review: pending

Related objects

Sources and review