noun
- a salt of chromic acid, typically containing the ion CrO4²⁻
Usage: chemistry
Examples
- Potassium chromate is used as a yellow pigment in paints.
- The laboratory tested the water sample for chromate contamination.
- Sodium chromate serves as a corrosion inhibitor in some industrial processes.
- The bright yellow color indicated the presence of chromate ions.
- Lead chromate was once commonly used in yellow road paint.
- Workers must wear protective equipment when handling chromate compounds.