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Anode: Quiz

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Question 1: At the anode, ________ (negative ions) are forced by the electrical potential to react chemically and give off electrons (oxidation) which then flow up and into the driving circuit.
IonLithium-ion batteryHalf cellElectrolyte

Question 2: An electrode through which current flows the other way (out of the device) is termed a ________.
AnodeBattery (electricity)Galvanic cellCathode

Question 3: In a battery or ________, the anode is the negative electrode from which electrons flow out towards the external part of the circuit.
Galvanic cellRechargeable batteryCathodeClark cell

Question 4: In ________, a metal anode that is more reactive to the corrosive environment of the system to be protected is electrically linked to the protected system, and partially corrodes or dissolves, which protects the metal of the system it is connected to.
AluminiumMagnesiumZincCathodic protection

Question 5: An anode is an electrode through which ________ flows into a polarized electrical device.
Electric currentElectric chargeMaxwell's equationsMagnetic field

Question 6: In a discharging battery or galvanic cell (diagram at right) the anode is the negative terminal, where the hypothetic charges constituting a ________ flow in, and electrons out.
Maxwell's equationsElectric chargeMagnetic fieldElectric current

Question 7: In ________, the anode is where oxidation occurs, and is the positive polarity contact in an electrolytic cell.
Inorganic chemistryAnalytical chemistryChlorineElectrochemistry

Question 8: In a ________, it is the positive terminal where electrons flow out, i.e., where positive electric current flows in.
Plasma displayOrganic LEDCathode ray tubeLiquid crystal display

Question 9: This process coats iron structures (such as fencing) with a coating of ________ metal.
GoldCopperZincCadmium

Question 10: ________ (a method of enhancing the surface properties of aluminium)
TantalumNiobiumOxygenAnodizing







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