REDOX Test Review

What does the acronym "OIL RIG" stand for in redox reactions?

• Oxidation Is Loss, Reduction Is Gain

• Oxygen Is Lost, Reduction Is Gained

• Oxidation Is Light, Reduction Is Good

• Oxygen Increases Level, Reduction Increases Growth

Which of the following is the correct definition of oxidation?

• Gain of electrons

• Loss of electrons

• Gain of protons

• Loss of neutrons

Tags

NGSS.HS-PS1-1

Which device converts chemical energy into electrical energy using redox reactions?

• Electrolytic cell

• Voltaic cell

• Light bulb

• Battery charger

In a redox reaction, which species is reduced?

• The one that loses electrons

• The one that gains electrons

• The one that loses protons

• The one that gains neutrons

Tags

NGSS.HS-PS1-2

What is the oxidation number of oxygen in most compounds?

What is the function of the cathode in a voltaic cell?

• Site of oxidation

• Site of reduction

• Site of electron loss

• Site of gas release

Tags

NGSS.HS-PS3-5

Which of the following is an example of a reduction half-reaction?

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

If magnesium metal reacts with copper(II) sulfate, which element is oxidized?

• Magnesium

• Copper

• Sulfur

• Oxygen

Which statement correctly describes what happens at the anode in an electrolytic cell?

• Reduction occurs and electrons are gained

• Oxidation occurs and electrons are lost

• Reduction occurs and electrons are lost

• Oxidation occurs and electrons are gained