| 释义 |
ferric oxide
ferric oxiden. A dark red compound, Fe2O3, occurring naturally as hematite ore and rust and used in pigments and metal polishes and on magnetic tapes.ferric oxide n (Elements & Compounds) a red crystalline insoluble oxide of iron that occurs as haematite and rust and is made by heating ferrous sulphate: used as a pigment and metal polish (jeweller's rouge), and as a sensitive coating on magnetic tape. Formula: Fe2O3. Systematic name: iron (III) oxide fer′ric ox′ide
n. a red crystalline compound, Fe2O3, used as a pigment, mordant, and coating for magnetic tape. [1880–85] ferric oxide A reddish-brown to silver or black compound, Fe2O3, which occurs naturally as the mineral hematite, or as rust. It is often used as a pigment and a metal polish.Thesaurus| Noun | 1. | ferric oxide - a red oxide of ironrusting, rust - the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of waterrust - a red or brown oxide coating on iron or steel caused by the action of oxygen and moistureoxide - any compound of oxygen with another element or a radicalhaemosiderin, hemosiderin - a granular brown substance composed of ferric oxide; left from the breakdown of hemoglobin; can be a sign of disturbed iron metabolism |
ferric oxide
ferric oxide[′fer·ik ′äk‚sīd] (inorganic chemistry) Fe2O3 Red, hexagonal crystals or powder, insoluble in water and soluble in acids, melting at 1565°C; used as a catalyst and pigment for metal polishing, in metallurgy, and in medicine. Also known as ferric oxide red; jeweler's rouge; red ocher. ferric oxide(Fe2O3) An oxidation of iron used in the coating of magnetic disks and tapes. See ferrous.ferric oxide
Related to ferric oxide: rust, Fe3O4Words related to ferric oxidenoun a red oxide of ironRelated Words- rusting
- rust
- oxide
- haemosiderin
- hemosiderin
|