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Electrochem RG quiz

Authored by Katherine Odom

Chemistry

9th - 12th Grade

Used 1+ times

Electrochem RG quiz
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Electrons always flow from

cathode to anode

anode to cathode

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Oxidation occurs at the

anode

cathode

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Electrons are gained at the

anode

cathode

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which substance is reduced in the following reaction? 
NaOH + Li --> LiOH + Na

Li
Na
O
H

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Consider the following reaction:
Zn(s) + Cu+2(aq) → Zn+2(aq) + Cu(s)
Identify the reactant that loses electrons

Zn
Cu+2

6.

MULTIPLE CHOICE QUESTION

30 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 drives a redox reaction when electricity is applied.

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

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a half-reaction?

It is a reaction at equilibrium where half of the substances are reactants and half of the substances are products.

It is the reaction that occurs when the switch of a galvanic cell is open.

It shows EITHER the reduction component or the oxidation component of a redox reaction.

It shows BOTH the reduction and oxidation components of a redox reaction.

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