Ruthenium is a hard platinum-group metal used in wear-resistant contacts, catalysts, and small additions to other precious metals.
Atomic number
44
Category
Transition metal
Period
5
Group
8
State
Solid
Fun facts about Ruthenium
It can harden platinum and palladium alloys.
Ruthenium compounds support several important catalytic reactions.
The metal resists attack by many chemicals under ordinary conditions.
Common uses of Ruthenium
Electrical contacts
Chemical catalysts
Wear-resistant precious-metal alloys
Where Ruthenium sits in the periodic table
Ruthenium is classified as a transition metal in period 5 and group 8 of the periodic table. Under the conditions represented in this reference, its state is solid.
Quick chemistry revision
For quick revision, pair the symbol Ru with atomic number 44 and the listed atomic mass 101.07. The summary, facts, and uses above keep those element properties together in one reference.