Leclanché's battery is a depolarizing cell (manganese dioxide).
The voltage obtained is about 1.25 Volts, with a very low internal resistance (a few Ohms).
To be completed with solutions of IV manganese chlorideand zinc chloride (water soluble powders available in the chemicals section at the end of the catalogue).

Composition:

• 1600 mL glass beaker
  
• 1 porous pot Ø 60 x H 145 mm
  
• 1 zinc cylindrical electrode
  
• 1graphite electrode