Potassium chromate

Potassium chromate
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IUPAC name	Potassium Chromate
Identifiers
CAS number	7789-00-6
Properties
Molecular formula	CrK2O4
Molar mass	194.19 g mol-1
Appearance	Yellow odorless powder
Density	2.7320 g·cm−3
Melting point	975 °C, 1248 K, 1787 °F
Boiling point	N/A
Solubility in water	Soluble
Hazards
MSDS	Chemical Safety Data
NFPA 704	0 3 3
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

You may be looking for potassium dichromate

Potassium chromate (K₂CrO₄) is a yellow chemical indicator used for identifying concentrations of chloride ions in a salt solution with silver nitrate (AgNO₃). It is a class two carcinogen and can cause cancer on inhalation.

General information

Physical properties

Potassium Chromate is a lemon yellow compound that is in the form of a crystalline solid, and it is very stable.

Reactions

When reacted with Lead(II) Nitrate, it creates an orange-yellow precipitate, Lead(II) Chromate, and Potassium Nitrate.

Dangers/Hazards

Potassium Chromate is very toxic and may be fatal if swallowed. It may also act as a carcinogen, and can create reproductive defects if inhaled or swallowed. It also is a strong oxidizing agent. It may react rapidly, or violently. It is also possible that it may react explosively with other reducing agents and flammable objects.

References

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