Calcium chromate

Calcium chromate

Chembox new
Name = Calcium Chromate
IUPACName =
OtherNames = Calcium chromate (VI)
Calcium monochromate
Calcium Chrome Yellow
C. I. Pigment Yellow 33
Gelbin
Yellow Ultramarine
Section1 = Chembox Identifiers
CASNo = 13765-19-0
EINECS =
RTECS = GB2750000
Section2 = Chembox Properties
Formula = CaCrO4
MolarMass = 156.08 g/mol
Appearance = Bright yellow powder
Solubility = slight to none
MeltingPt =
Section3 = Chembox Structure
Coordination =
CrystalStruct = monoclinic

Calcium chromate (CaCrO4) is a bright yellow solid. It normally occurs as the dihydrate.

Properties

Calcium chromate loses water at 200 °C. Calcium chromate reacts with organic matter or reducing agents to form chromium(III). Calcium chromate will react explosively with hydrazine. If mixed with boron and ignited, calcium chromate will burn violently. [ [http://www.osha.gov/SLTC/healthguidelines/calciumchromate/recognition.html Occupational Safety And Health Guideline For Calcium Chromate ] ]

Uses

It is used as a pigment, a corrosion inhibitor, and in electroplating, photochemical processing, and industrial waste treatment.

References


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