Everything has a timeline

TiMELiNES

2026

Seventh period remains complete

The modern periodic table contains 118 named elements arranged by atomic number.

Canonical milestoneGlobal1 timeline

Context

Appears In

TimelineTimeline of the Periodic Table

Position 22

Authority

Sources

IUPACConfidence 97%

Taxonomy

Tags

sciencechemistryperiodic-table