[Cl⁻] represents the concentration of chloride ions (Cl⁻) in a solution. It indicates the amount of Cl⁻ present.
A substance that dissociates into ions when dissolved in water, allowing for electrical conductivity.
Chlorine Gas (Cl₂): A pale green gas used for various purposes, including water disinfection and bleaching agents.
Halide Ions (F-, Cl-, Br-, I-): A group of negatively charged ions derived from halogens, such as chlorine (Cl).