Galvanic Cells Quiz

In a Galvanic Cell, the anode is...

• positive

• negative

In a Galvanic Cell, the cathode is...

• positive

• negative

Oxidation occurs at the...

• anode

• cathode

Reduction occurs at the...

• anode

• cathode

In a Galvanic cell, the electrons flow from the...

• anode to the cathode

• cathode to the anode

E_cell =

• E_red - E_ox

• E_red + E_ox

• E_ox - E_red

• E_ox + E_red

In a redox reaction, the oxidising agent... (choose two options)

• is oxidised

• is reduced

• increases its oxidation number

• decreases its oxidation number

In a redox reaction, the reducing agent... (choose two options)

• is oxidised

• is reduced

• increases its oxidation number

• decreases its oxidation number

In a Galvanic cell, the cations in the salt bridge...

• flow the same way as the electrons flow in the wire

• flow the opposite way to the electron flow in the wire

• stay in the salt bridge

In a Galvanic Cell, the salt bridge...

• completes the circuit so that electrons can flow through the wire

• maintains charge balance

• is soaked in an unreactive electrolyte such as KNO₃

• all of the above