Skip to main content

Zinc Chromate

ADVERTISEMENT
Identification
Molecular formula
ZnCrO4
CAS number
13530-65-9
IUPAC name
zinc;dioxido(dioxo)chromium
State
State

Zinc chromate is generally encountered as a solid at room temperature, often in the form of a powder.

Melting point (Celsius)
316.00
Melting point (Kelvin)
589.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
181.39g/mol
Molar mass
181.3890g/mol
Density
3.4300g/cm3
Appearence

Zinc chromate typically appears as a yellow to yellow-green crystalline solid or powder.

Comment on solubility

Solubility of Zinc; Dioxido(dioxo)chromium

The solubility of dioxido(dioxo)chromium, particularly in relation to its zinc compound, presents a fascinating landscape of chemical behavior. Metals and their oxides often show varying solubility depending on the conditions applied.

  • Water Solubility: Zinc compounds generally exhibit good solubility in water, particularly in the presence of acids. However, the solubility of dioxido(dioxo)chromium may vary, leading to potential solubility challenges.
  • Effect of pH: The pH levels greatly influence solubility. At lower pH values, dioxido(dioxo)chromium may become more soluble due to higher acid dissociation, whereas alkaline conditions could precipitate it out.
  • Temperature Influence: Increasing temperature usually enhances solubility. Hence, heating the solution can result in higher solubility for certain phases of the compound.

In conclusion, the solubility of Zn dioxido(dioxo)chromium is complex and intricately linked to factors including pH, temperature, and the presence of other substances. As noted, understanding these interactions is vital for applications in chemistry and materials science.

Interesting facts

Interesting Facts about Dioxido(dioxo)chromium

Dioxido(dioxo)chromium, commonly referred to as chromium(VI) oxide, is a fascinating compound with a host of intriguing properties and applications. Here are some engaging aspects to note:

  • Chromium's Versatility: This compound showcases the versatile nature of chromium, a transition metal known for its remarkable ability to exist in multiple oxidation states. In this case, chromium is in the +6 oxidation state, which is noted for its reactivity.
  • Industrial Uses: Dioxido(dioxo)chromium is primarily utilized in various industrial applications, including:
    • As a key component in pigments, particularly in producing vivid colors in paints and coatings.
    • In the manufacture of stainless steel and other alloys, enhancing their corrosion resistance.
    • As a catalyst in chemical reactions, facilitating processes in organic synthesis.
  • Environmental Considerations: It is important to note that chromium(VI) compounds, including dioxido(dioxo)chromium, are known for their toxicity. The compound poses various health risks, which necessitates careful handling and disposal, making awareness and regulation critical.
  • Historical Significance: Chromium and its compounds have been studied for over two centuries. The discovery of dioxido(dioxo)chromium's distinct properties has greatly contributed to our understanding of chemical safety and environmental impact.

As we explore compounds like dioxido(dioxo)chromium, it becomes evident that chemistry not only helps us create but also challenges us to take responsibility for our creations.

Synonyms
ZINC CHROMATE
13530-65-9
Zinc Chrome Yellow
Zinc chrome
Buttercup Yellow
Zincro ZTO
Zinc chromate C
Zinc chromate O
Zinc chromate T
Zinc chromate Z
Zinc chromate AM
Basic zinc chromate
Zinc hydroxychromate
Zinc tetroxychromate
Zinc tetraoxychromate
Chromic acid, zinc salt
Zinc tetraoxychromate 76A
Zinc tetraoxychromate 780B
Zinc chromate(VI) hydroxide
Zinc chrome (anti-corrosion)
Chromium zinc oxide (ZrCrO4)
Zinc chromium oxide (ZrCrO4)
Chromic acid (H2CrO4), zinc salt (1:1)
05F2837HUF
C.I. 77955
DTXSID7047485
DTXCID5027485
zinc(2+) ion chromium dihydrate dihydroxide
236-878-9
Zinc yellow
37300-23-5
zinc;dioxido(dioxo)chromium
ZINC(+2) CATION
14675-41-3
ZTO
CCRIS 7569
HSDB 6188
EINECS 236-878-9
CI 77955
UNII-05F2837HUF
15748-91-1
Zinc Yellow 1007
SCHEMBL40796
ZINC CHROMATE [HSDB]
Potassium Zinc Chromate Yellow
CCRIS 1315
ZINC CHROMATE (ZNCRO4)
MFCD00036281
ZINC CHROMATE (VI) HYDROXIDE
AKOS015911036
ZINC CHROMATE(VI) HYDROXIDE [MI]
NS00112462
Q204701