Explore the Complete Periodic Table with FORMUO's Chemical Elements Database

Comprehensive Element Properties, Data, and Chemical Information

From Atomic Structure to Reactivity - Your Essential Chemistry Reference. Access detailed information on all 118 chemical elements including atomic weights, electron configurations, chemical properties, and periodic trends. Perfect for chemistry students, lab professionals, and science enthusiasts seeking reliable elemental data.

Search All Elements

Search across all 118 elements by name, symbol, group, period, or category

Search examples: "hydrogen", "H", "alkali metal", "period 1", "group 18", "noble gas", "transition metal"
H

Main Group Elements

Elements in groups 1, 2, and 13-18 (excluding transition metals)

50 elements
Fe

Transition Metals

Elements in groups 3-12 with partially filled d orbitals

39 elements
La

Lanthanides

Rare earth elements with atomic numbers 57-71

14 elements
U

Actinides

Radioactive elements with atomic numbers 89-103

15 elements