Many difinitions can be given to oxidation and reduction reactions. In terms of battery chemistry Loss of electrons is oxidation, and gain of electrons is reduction. If Zn gained electrons, it would be reduced, but it losses electrons in the reaction. Loss of electrons by Zn means it is oxidized. Please enter a, b, c, or d.
Electrons are responsible for conduction in solids.
Pure water has very LOW conductivity. The positive and negative ions move in opposite directions. Please enter a, b, c, or d. The correct answer to this problem is b, ions in the solution.