REDOX Review

All REDOX reactions are examples of _______ transfer reactions.

• neutron

• ion

• electron

• proton

Tags

NGSS.HS-PS1-2

In the REDOX reaction shown, the oxidation state of silver (Ag) changes from ____ to ____.

• 0 to +1

• • +1 to 0

• -1 to +1

• -1 to 0

Tags

NGSS.HS-PS1-2

In the REDOX reaction shown, silver (Ag) has:

• lost electrons resulting in oxidation

• gained electrons resulting in oxidation

• lost electrons resulting in reduction

• gained electrons resulting in reduction

Tags

NGSS.HS-PS1-2

Which species has been oxidized in the reaction shown?

• Co(s)

• Cu⁺¹(aq)

• Cu(s)

• Co⁺³(aq)

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Which of the following half reactions represents oxidation?

• a

• b

• c

• d

Which of the following half reactions represents reduction?

• a

• b

• c

• d

Tags

NGSS.HS-PS1-2

Give the symbol for one metal element from Table J that would react with Na⁺¹ but not with Ba⁺².

According to reference Table J, which of the following reactions would occur spontaneously?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

NGSS.HS-PS3-1

This diagram represents:

• a voltaic cell that converts chemical energy to electrical energy

• an electrolytic cell that converts chemical energy to electrical energy

• a voltaic cell that converts electrical energy to chemical energy

• a electrolytic cell that converts electrical energy to chemical energy

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

NGSS.HS-PS3-2

In the diagram shown, the Cu(s) electrode is the:

• anode, the negative electrode

• the anode, the positive electrode

• the cathode, the negative electrode

• the cathode, the positive electrode