| 单词 | phosphorous acid |
| 释义 | phosphorous acidnoun Chemistry.a colorless, crystalline, water-soluble acid of phosphorus, H3PO3, from which phosphites are derived. Origin of phosphorous acidFirst recorded in 1785–95 Words nearby phosphorous acidphosphorize, phosphoro-, phosphorolysis, phosphoroscope, phosphorous, phosphorous acid, phosphorus, phosphorus 32, phosphorus pentoxide, phosphorus sesquisulfide, phosphorus trichloride Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for phosphorous acidphosphorous acid nounAlso called: orthophosphorous acid a white or yellowish hygroscopic crystalline dibasic acid. Formula: H 3 PO 3Systematic name: phosphoric acid any oxyacid of phosphorus containing less oxygen than the corresponding phosphoric acid 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 phosphorous acidphosphorous acid [ fŏs′fər-əs, fŏs-fôr′əs ] A white or yellowish crystalline solid used as a reducing agent. It is hygroscopic (easily absorbs moisture from the atmosphere). Chemical formula: H3PO3. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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