Reassessment Electrochemical Cells/Redox reactions

Reassessment Electrochemical Cells/Redox reactions

12th Grade

21 Qs

quiz-placeholder

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Reassessment Electrochemical Cells/Redox reactions

Reassessment Electrochemical Cells/Redox reactions

Assessment

Quiz

Chemistry

12th Grade

Medium

Created by

Niambi Wills

Used 1+ times

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What reaction occurs at the anode?

Ag+ + e- →Ag
Ag → Ag+ + e-
Ni2+ + 2e- → Ni
Ni → Ni2+ + 2e-

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The electrode at which reduction occurs

cathode
anode
salt bridge
electrode

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which statement is correct when the cell produces electricity?

Magnesium atoms lose electrons
Mass of the iron electrode decreases.
Electrons flow from the iron half-cell to the magnesium half-cell.
Negative ion flow from magnesium half-cell to iron half-cell

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the function of Y in cell below?

To complete the circuit
To allow flow of electrons between both cells
To allow flow of ions 
To connect both half cells

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Oxidation happens at the

anode
cathode
salt bridge
voltmeter

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following reactions is balanced by both mass and charge?

Fe+2 + Al →Fe + Al+3
Cu + Fe+2 → Cu+1 + Fe+3
F2 + Br- --> F- + Br2
Fe+2 + 2 Cu --> 2 Cu+ + Fe

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electrolytic cell convert_energy to_energy

electrical_

chemical

chemical_

solar

electrical_

solar

chemical_

electrical

Answer explanation

electrolytic cell = electrical to chemical

galvanic cell = chemical to electrical

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