For example, if an electric field is placed across a solution of Na < sup >+</ sup > and Cl < sup >−</ sup > ( and conditions are right ) the sodium ions move towards the negative electrode ( cathode ), while the chloride ions move towards the positive electrode ( anode ).
For example, if an electric field is placed across a solution of Na < sup >+</ sup > and Cl < sup >–</ sup >, the sodium ions move towards the negative electrode ( cathode ), while the chloride ions move towards the positive electrode ( anode ).
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