Definition

1. Noun:
   • A colorless salt (NaClO3) used as a weed killer and an antiseptic: Sodium chlorate is an inorganic chemical compound, a salt of chloric acid. It is primarily known for its strong oxidizing properties and its use in non-selective herbicides and as a disinfectant.

Usage Examples

• Noun:
  • The farmer applied sodium chlorate to clear the unwanted vegetation from the field.
  • Due to its oxidizing nature, sodium chlorate must be stored away from combustible materials.

Advanced Usage

• Chemical Precursor: Sodium chlorate is a key industrial chemical used primarily in the production of chlorine dioxide for paper bleaching.
  • The pulp and paper mill produces chlorine dioxide on-site from sodium chlorate.

Variants and Related Words

• Chlorate (n): Any salt or ester of chloric acid, with sodium chlorate being a common example.
• Sodium chlorite (n): A different compound (NaClO2) used as a disinfectant and bleaching agent. (Note: This is a distinct chemical).

Synonyms

• Weed killer: A general term for substances used to destroy unwanted plants.
• Herbicide: A substance that is toxic to plants, used to destroy unwanted vegetation.
• Disinfectant: A chemical liquid that destroys bacteria.

Notes on Application

• As an Herbicide: Sodium chlorate is a non-selective, soil-sterilant herbicide. It kills all plant material and can remain active in the soil for an extended period.
  • The use of sodium chlorate as a herbicide has declined in some regions due to its persistence and potential environmental impact.
• As an Oxidizer: It is a powerful oxidizer used in explosives, fireworks, and matches.
  • The safety data sheet highlights the severe fire risk posed by sodium chlorate when mixed with organic materials.

Noun

1. a colorless salt (NaClO3) used as a weed killer and an antiseptic