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Getting the best voltage
Getting the best voltage
Left hand     Right hand     Voltage/volts   Order of reactivity
electrode     electrode                      of right hand
                                             electrode

     Copper      Magnesium          +2.7

     Copper         zinc           + 1.44

     Copper          tin           +0.48

     Copper        copper            0

     Copper         silver         -0.46
Getting the best voltage
Left hand     Right hand     Voltage/volts   Order of reactivity
electrode     electrode                      of right hand
                                             electrode
                                             Most reactive
     Copper      Magnesium          +2.7

     Copper         zinc           + 1.44

     Copper          tin           +0.48

     Copper        copper            0

                                             Least reactive
     Copper         silver         -0.46
Getting the best voltage
Left hand       Right hand       Voltage/volts     Order of reactivity
electrode       electrode                          of right hand
                                                   electrode
                                                   Most reactive
     Copper         Magnesium           +2.7

     Copper            zinc            + 1.44

     Copper            tin             +0.48

     Copper          copper              0

                                                   Least reactive
     Copper           silver           -0.46



The further apart the metals are in the reactivity series the
greater the voltage.

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Voltage Chart Shows Reactivity Order of Metals

  • 2. Getting the best voltage Left hand Right hand Voltage/volts Order of reactivity electrode electrode of right hand electrode Copper Magnesium +2.7 Copper zinc + 1.44 Copper tin +0.48 Copper copper 0 Copper silver -0.46
  • 3. Getting the best voltage Left hand Right hand Voltage/volts Order of reactivity electrode electrode of right hand electrode Most reactive Copper Magnesium +2.7 Copper zinc + 1.44 Copper tin +0.48 Copper copper 0 Least reactive Copper silver -0.46
  • 4. Getting the best voltage Left hand Right hand Voltage/volts Order of reactivity electrode electrode of right hand electrode Most reactive Copper Magnesium +2.7 Copper zinc + 1.44 Copper tin +0.48 Copper copper 0 Least reactive Copper silver -0.46 The further apart the metals are in the reactivity series the greater the voltage.