Electrochemistry REVIEW 101

Front

What type of battery uses electricity from an external source to restore the active material to its original or charged condition?

Back

Secondary cell battery

Front

What type of reactions occur in voltaic cells?

Back

Spontaneous, redox reactions

Front

What are examples of reduction in electrochemical reactions?

Back

I and III (specific examples would need to be provided for clarity)

Front

What is the oxidation number of Fe in FeO?

Back

+2

Front

What is the name of the electrode where reduction occurs?

Back

Cathode

Front

What is the difference between a primary cell and a secondary cell battery?

Back

Primary cells are non-rechargeable, while secondary cells are rechargeable.

Front

Define oxidation in terms of electron transfer.

Back

Oxidation is the loss of electrons.

Front

Define reduction in terms of electron transfer.

Back

Reduction is the gain of electrons.

Front

What is a redox reaction?

Back

A redox reaction is a chemical reaction involving the transfer of electrons between two species.

Front

What is the role of the anode in an electrochemical cell?

Back

The anode is the electrode where oxidation occurs.