Chemical Formula For Calcium Chromate: What You Need To Know

Exercise N5 S3_5D Chemical Formulae S3 Chemistry Consolidation

The Basics of Calcium Chromate

Calcium chromate is a chemical compound composed of calcium, chromium, and oxygen. Its chemical formula is CaCrO4. This compound is commonly used as a pigment in paints, as well as in the production of chrome pigments, ceramics, and glass. Calcium chromate is also used in electroplating, as a corrosion inhibitor, and as a catalyst in the production of organic chemicals.

Understanding the Chemical Properties of Calcium Chromate

Calcium chromate is a yellowish-orange compound that is insoluble in water. It is a strong oxidizer and may react with other materials, such as acids or organic compounds, to produce toxic or flammable gases. Calcium chromate is also considered a carcinogen and may cause cancer if inhaled or ingested.

The Uses of Calcium Chromate

Calcium chromate is commonly used in the production of chrome yellow pigments, which are used in the manufacturing of paints, inks, and plastics. This compound is also used as a corrosion inhibitor in the petroleum industry, as well as in the production of organic chemicals, such as pharmaceuticals and pesticides.

The Environmental Impact of Calcium Chromate

Calcium chromate is a hazardous substance that can have a negative impact on the environment. It can contaminate soil and water, and may harm aquatic life. The use of calcium chromate is regulated by various environmental agencies, and its disposal should be done in accordance with local regulations.

Tips for Handling Calcium Chromate Safely

When working with calcium chromate, it is important to take proper safety precautions. Here are some tips to keep in mind:

Wear Protective Gear

Always wear protective gear, such as gloves, goggles, and a respirator, when handling calcium chromate. This will help prevent skin contact, eye irritation, and inhalation of toxic fumes.

Avoid Ingestion and Inhalation

Do not eat, drink, or smoke while working with calcium chromate. This can lead to ingestion or inhalation of the compound, which can be harmful to your health.

Store Calcium Chromate Properly

Store calcium chromate in a cool, dry place away from heat sources, sunlight, and incompatible materials. Keep it in its original container and label it properly.


Calcium chromate is a useful compound used in various industries. However, it is important to handle it safely and dispose of it properly to avoid negative impacts on the environment and human health. By following proper safety procedures, we can continue to use calcium chromate for its intended purposes while minimizing its risks.