ruthenium red
noun
A compound with an intense red colour obtained by air oxidation of a solution containing ammonia and ruthenium (iii) chloride, and used as a microscopic stain.
- Ruthenium red is a mixed-valence complex salt; [(NH3)5Ru iiiORu iv(NH3)4ORu iii(NH3)5]Cl6..
Origin
Late 19th century; earliest use found in Nature: a weekly journal of science. After French rouge de ruthénium.
- wheeker
- wheel
- wheel and axle
- wheel and deal
- wheel arch
- wheelback
- wheelbarrow
- wheelbarrow race
- wheelbase
- wheel brace
- wheelchair
- wheelchair rugby
- wheelchair user
- wheelchair-using
- wheel clamp
- wheel dog
- wheeled
- wheeler
- wheeler and dealer
- wheeler-dealer
- wheeler-dealing
- Wheeler, John Archibald
- Wheeler Peak
- wheel horse
- wheelhouse