Y13 Chemistry: Electrochemistry

What is the difference in voltage between two points called?

• Potential difference

• Voltage drop

• Electric potential

• Voltage gradient

What is the potential difference of a cell built of two electrodes, with the standard hydrogen electrode on the left-hand side, called?

• Electrode potential E°

• Cell voltage

• Galvanic potential

• Electrochemical gradient

What is the electrode given the electrode potential of 0.00V to establish all other electrode potentials?

• Standard hydrogen electrode (SHE)

• Copper electrode

• Zinc electrode

• Silver electrode

What is an unreactive electrode used in half cells when neither species is a solid metal?

• Platinum electrode

• Copper electrode

• Zinc electrode

• Silver electrode

What is a cell produced when 2 half cells of different electrode potentials are linked by a salt bridge called?

• Electrochemical cell

• Galvanic cell

• Voltaic cell

• Electrolytic cell

What is a medium connecting two half cells, containing inert ions to allow charge to flow without interfering with the electrochemistry?

• Salt bridge

• Electrode

• Electrolyte

• Anode

What is the electro motive force, the potential difference of a cell when no current flows, called?

• EMF

• Voltage

• Current

• Resistance

What is a spontaneous redox reaction which generates a positive E° for the cell called?

• Feasible reaction

• Non-feasible reaction

• Neutral reaction

• Reversible reaction

What is the electrode where oxidation happens, and in an electrochemical cell, this is the negative terminal?

• Anode

• Cathode

• Electrolyte

• Salt Bridge

What is the electrode where reduction happens, and in an electrochemical cell, this is the positive terminal, often on the right?

• Cathode

• Anode

• Electrolyte

• Salt Bridge