Proton Neutron Electron
Build Controls
Protons
1
Neutrons
0
Electrons
1
H
Hydrogen
Mass number: 1
Atomic mass: 1.008
Reactive NonmetalStable
Position on periodic table
Fun Facts
- #1The most abundant element in the universe — 75% of all matter.
- #2A single hydrogen atom has no neutrons in its most common form.
- #3Stars like our Sun fuse hydrogen into helium to produce light and heat.
Challenge Mode
Complete 10 challenges building specific atoms. Earn 100 XP each!