ELECTROCHEMISTRY

ELECTROCHEMISTRY

12th Grade - University

18 Qs

quiz-placeholder

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ELECTROCHEMISTRY

ELECTROCHEMISTRY

Assessment

Quiz

Chemistry

12th Grade - University

Medium

Created by

HARLINA BM

Used 14+ times

FREE Resource

18 questions

Show all answers

1.

OPEN ENDED QUESTION

1 min • 1 pt

NAME

Evaluate responses using AI:

OFF

2.

OPEN ENDED QUESTION

1 min • 1 pt

MATRIC NUMBER

Evaluate responses using AI:

OFF

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is a redox reaction?

A reaction where both reactants get reduced.

A reaction where both reactants get oxidized.

A reaction that involves a transfer of electrons between reactants.

A reaction that involves the combustion of at least one reactant.

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is a galvanic (voltaic) cell?

It is a cell that destroys electrons on one side and creates electrons on the other side.

It is a cell that contains only one metal bar and one aqueous ion solution.

It is a type of battery that generates an electrical current from redox reactions.

It is a type of battery that drives a redox reaction when electricity is applied.

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is false regarding galvanic cells?

It converts chemical energy into electrical energy

To set up this cell, a salt bridge is used

The reactions taking place are non-spontaneous

The electrolytes taken in the two beakers are different

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Given their standard reduction potentials, which of the species is going to be oxidized?

Cu2+/Cu = 0.34V

Zn2+/Zn = -0.76V

Cu

ZnSO4

CuSO4

Zn

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In voltaic cells, the salt bridge _______ .

is not necessary in order for the cell to work

allows charge balance to be maintained in the cell

drives free electrons from one half-cell to the other

is tightly plugged with firm agar gel through which ions cannot pass

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