Dictionary.com

chrome alum

Save This Word!

noun
Also called ammonium chrome alum, ammonium chromic sulfate. a green, crystalline, water-soluble powder, chromium ammonium sulfate, CrNH4(SO4)2⋅12H2O, used chiefly as a mordant in dyeing.
a violet, crystalline, water-soluble powder, potassium chromium sulfate, CrK(SO4)2⋅12H2O, used chiefly as a mordant in dyeing.
QUIZ
SPRINT TO THE FINISH WITH THIS OLYMPICS QUIZ!
Compete in our Olympics quiz to see if you can take home the gold medal in Olympics knowledge.
Question 1 of 10
Where was the Olympics first held?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use chrome alum in a sentence

British Dictionary definitions for chrome alum

chrome alum

noun
a violet-red crystalline substance, used as a mordant in dyeing. Formula: KCr(SO 4) 2 .12H 2 O
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
FEEDBACK