Molecular formula explorer
Read a structure as atoms, subscripts and one complete formula.
Live model
Drag with a mouse or one finger to rotate. Use the zoom control or mouse wheel to move closer.
Water
H2O
Module 1 of 13
Description of this simulation
Water (H2O): Molecular formula explorer — H2O. Two lone pairs compress the H–O–H angle and leave a strong net dipole.
Live result
H2O
Two lone pairs compress the H–O–H angle and leave a strong net dipole.
Molecule at a glance
- Geometry
- Bent
- Symmetry
- C₂v
- Polarity
- Polar
- Bond angle
- 104.5°
What this model shows — and what it simplifies
The displayed formula is the exact atom inventory of the selected molecule. Subscripts count atoms inside one molecule; no coefficient or empirical-formula reduction is applied.
Where do we see this in real life?
A molecular formula is the first identity check in synthesis, quality control and mass spectrometry: it says exactly which atoms must be present.