double salt
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Related to double salt: complex salt
double salt
n.
A salt or mineral, such as alum or dolomite, that has more than one type of cation or anion and forms when a solution of two simpler salts undergoes crystallization.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
double salt
n
(Chemistry) a solid solution of two simple salts formed by crystallizing a solution of the two salts. Compare complex salt
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
dou′ble salt′
n.
a salt that crystallizes as a single substance but ionizes as two distinct salts when dissolved.
[1840–50]
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| Noun | 1. | double salt - a solution of two simple salts that forms a single substance on crystallization potash alum, potassium alum, alum - a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum alum, ammonia alum, ammonium alum - a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum potassium sodium tartrate, Rochelle salt, Rochelle salts - a double salt used in Seidlitz powder; acts as a cathartic salt - a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal) Paris green - a toxic double salt of copper arsenate and copper acetate primary solid solution, solid solution - a homogeneous solid that can exist over a range of component chemicals; a constituent of alloys that is formed when atoms of an element are incorporated into the crystals of a metal |
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