Chemical Cell

1. Diagram shows a simple chemical cell that is connected to a voltmeter.

Which of the following will give a reading on the voltmeter.

• X: Copper Y: Copper

  Electrolyte: Copper sulphate solution

• X: Copper Y : Zinc

  Electrolyte : Copper sulphate solution

• X: Copper Y : Zinc

  Electrolyte: Methylbenzene

• X: Zinc Y: Copper

  Electrolyte : Methylbenzene

2. In a simple chemical cell, which metal electrode acts as

the negative terminal?

• A. Non-reactive metal

• B. More electropositive metal

• C. Less electropositive metal

• D. Metal that more likely to receive electrons

4. Diagram shows an electrochemical cell. What electrolyte is used?

• Copper

• Magnesium

• Magnesium sulphate solution

• Copper (II) sulphate solution

6. Diagram shows a simple cell. Which of the following statements is true?

• A. Zinc is the positive terminal

• B. Copper is the negative terminal

• C. Bulb didn't light up

• D. Zinc produces electrodes

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-1

7. Diagram shows the apparatus set-up to produce electric current. Which of the following pairs of electrodes will cause the needle of the ammeter to deflect?

• A. Zinc and Zinc

• B. Aluminium and Sulphur

• C. Copper and Iodine

• D. Magnesium and Lead

Tags

NGSS.HS-PS2-5

8. Which of the following shows the application of chemical cell?

• A. Electroplating of iron spoon

• B. Generating electrical energy from seawater

• C. Purification of metal

• D. Wastewater treatment using electro-coagulation

Tags

NGSS.HS-PS3-3

What is the energy conversion in a chemical cell?

• from chemical energy to electrical energy

• from electrical energy to chemical energy

In a chemical cell, electrons flow from the positive electrode to the negative electrode in the external circuit.

• True

• False

2. In a simple chemical cell, which metal electrode acts as

the negative terminal?

• A. Non-reactive metal

• B. More electropositive metal

• C. Less electropositive metal

• D. Metal that more likely to receive electrons

3. Diagram shows a simple chemical cell.

Which of the following pairs of electrodes produces the

highest voltage?

• A. Magnesium - Zinc

• B. Copper- Copper

• Magnesium - Copper

• Magnesium - Magnesium

Tags

NGSS.HS-PS2-5