Atomic Structure Explorer

Interactive Science Simulation for Secondary 1

Select an Element (H to Ca)

16 O 8

Oxygen-16

Neutral Atom

Native e⁻
Gained e⁻
Lost e⁻

Subatomic Particle Properties

Particle Rel. Mass Rel. Charge Count
Proton
1 +1 8
Neutron
1 0 8
Electron
1/1840 -1 8

Did you know?

Oxygen is essential for life...

Adjust Particles

Protons 8
Neutrons 8

Atomic Data & Formulas

Atomic No. (Z) 8
Nucleon No. (A) 16
16A
=
8Z
+
8N
Electronic Config 2, 6
Net Charge 0