| 单词 | ammonium carbonate |
| 释义 | ammonium carbonateSEE SYNONYMS FOR ammonium carbonate ON THESAURUS.COM noun Chemistry.a water-soluble mixture of ammonium bicarbonate and ammonium carbamate, occurring either as a white powder or in colorless, hard, crystalline masses: used chiefly in the manufacture of smelling salts and baking powder. Origin of ammonium carbonateFirst recorded in 1880–85 Words nearby ammonium carbonateammonium acetate, ammonium bicarbonate, ammonium bifluoride, ammonium binoxalate, ammonium carbamate, ammonium carbonate, ammonium chloride, ammonium cyanate, ammonium hydroxide, ammonium ion, ammonium lactate Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for ammonium carbonateammonium carbonate nounan unstable pungent soluble white powder that is a double salt of ammonium bicarbonate and ammonium carbamate: used in the manufacture of baking powder, smelling salts, and ammonium compounds. Formula: (NH 4)HCO 3 .(NH 4)CO 2 NH 2 an unstable substance that is produced by treating this compound with ammonia. Formula: (NH 4) 2 CO 3 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 Medical definitions for ammonium carbonateammonium carbonate n.A carbonate of ammonium. The double salt of ammonium bicarbonate and ammonium carbamate, produced commercially and used in powder form in smelling salts. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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