noun
- Plural of cation; positively charged ions that move toward the cathode in electrolysis.
Usage: chemistry term; used in scientific and educational contexts
Examples
- Sodium cations are abundant in seawater.
- The cations in the solution migrated toward the negative electrode.
- Calcium cations play an important role in muscle contraction.
- During electrolysis, cations and anions move in opposite directions.
- The concentration of hydrogen cations determines the pH of a solution.