Podcast
Questions and Answers
What is the process in which electrical energy is used to produce a chemical change that would not otherwise occur?
What is the process in which electrical energy is used to produce a chemical change that would not otherwise occur?
- Electrolysis (correct)
- Extraction
- Oxidation-reduction reaction
- Refining
What type of cell consumes electrical energy to drive a non-spontaneous redox reaction?
What type of cell consumes electrical energy to drive a non-spontaneous redox reaction?
- Voltaic cell
- Electrolytic cell (correct)
- Electrochemical cell
- Galvanic cell
According to Faraday’s Law of Electrolysis, what is the weight of products formed during electrolysis proportional to?
According to Faraday’s Law of Electrolysis, what is the weight of products formed during electrolysis proportional to?
- The current sent through the electrolyte (correct)
- The size of the electrodes
- The voltage applied
- The concentration of the electrolyte
What is the purpose of purifying metallic copper using electrolysis?
What is the purpose of purifying metallic copper using electrolysis?
What type of reaction is used in extracting, purifying, or cleaning metals through electrolysis?
What type of reaction is used in extracting, purifying, or cleaning metals through electrolysis?
What is the name of the law that states the weight of products formed during electrolysis is proportional to the current sent through the electrolyte?
What is the name of the law that states the weight of products formed during electrolysis is proportional to the current sent through the electrolyte?
What is the process of using electricity to decompose water into oxygen and hydrogen gas known as?
What is the process of using electricity to decompose water into oxygen and hydrogen gas known as?
In electroplating, what acts as the cathode?
In electroplating, what acts as the cathode?
What is the net result when electric current is passed through the silver nitrate solution in electroplating?
What is the net result when electric current is passed through the silver nitrate solution in electroplating?
What is the process of removing metal by an electrochemical process known as?
What is the process of removing metal by an electrochemical process known as?
In the electrolysis of water, what is produced at the cathode?
In the electrolysis of water, what is produced at the cathode?
What is known as anode mud in the electrolysis of water?
What is known as anode mud in the electrolysis of water?
What is left behind when metallic copper dissolves into solution as copper(II) ions?
What is left behind when metallic copper dissolves into solution as copper(II) ions?
What must pass between the electrodes to cause a nonspontaneous reaction to occur?
What must pass between the electrodes to cause a nonspontaneous reaction to occur?
In the electrolysis of water, what happens at the anode?
In the electrolysis of water, what happens at the anode?
In the reaction at the cathode during silver-plating of metal spoons, what is produced?
In the reaction at the cathode during silver-plating of metal spoons, what is produced?
