noun
- salts of chromic acid, containing the chromate ion (CrO4²⁻)
Usage: chemistry
Examples
- Potassium chromate is used as a yellow pigment in paints.
- Many chromates are toxic and require careful handling.
- The laboratory tested the water sample for chromates.
- Sodium chromate serves as a corrosion inhibitor in some applications.
- Industrial waste containing chromates must be properly disposed of.
- The bright yellow color indicated the presence of chromates in the solution.