True or False: Ions exist only in the electrolyte.

Ions are charged particles that play a vital role in electrochemical processes and are typically associated with electrolytes, which are substances that contain free ions and can conduct electricity when dissolved in water or melted. The presence of ions in the electrolyte is a key characteristic that allows it to function as a medium for charge transfer.

This means that while ions primarily exist in the electrolyte, they can also be found in other contexts, such as in solution or in materials undergoing reactions. However, the statement emphasizes that ions are a fundamental component of electrolytes, where they are abundant and highly mobile. This understanding underlines the importance of electrolytes in systems like batteries and corrosion processes, where ionic conduction is essential for performance.