| 单词 | ferric oxide |
| 释义 | ferric oxidenoun Chemistry.a dark-red, crystalline, water-insoluble solid, Fe2O3, occurring naturally, as hematite and rust, or synthesized: used chiefly as a pigment, as a mordant, as a coating for magnetic recording tape, and in the manufacture of polishing compounds. Also called iron oxide. Origin of ferric oxideFirst recorded in 1880–85 Words nearby ferric oxideferriage, ferric, ferric ammonium oxalate, ferric chloride, ferric chloride test, ferric oxide, ferric sodium oxalate, ferricyanic acid, ferricyanide, Ferrier, ferriferous Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for ferric oxideferric oxide nouna 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: Fe 2 O 3Systematic name: iron (III) oxide Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for ferric oxideferric oxide A reddish-brown to silver or black compound which occurs naturally as the mineral hematite and as rust. It is often used as a pigment and a metal polish. Chemical formula: Fe2O3. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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