What type of energy does a DC power source supply in electrolysis?
Electrical energy
The electrolyte in an electrolytic cell provides ions
What occurs at the cathode during electrolysis?
Reduction
Match the method of separation with the type of energy used:
Electrolysis ↔️ Electrical
Filtration ↔️ Mechanical
Distillation ↔️ Thermal
In electrolysis, electrical energy is used to break down compounds
What is the role of the DC power source in electrolysis?
Supplies electrical energy
Match the electrode with its charge and function:
Anode ↔️ Positive (+), Oxidation
Cathode ↔️ Negative (-), Reduction
Which ions move towards the anode during electrolysis?
Anions
Anions lose electrons at the anode during electrolysis.
What is the charge of the cathode in an electrolytic cell?
Negative
Electrolysis converts electrical energy into chemical energy.
True
Steps in setting up an electrolytic cell
1️⃣ Assemble the anode and cathode
2️⃣ Connect the electrodes to a DC power source
3️⃣ Place the electrodes in an electrolyte
4️⃣ Start the DC power source
5️⃣ Observe oxidation and reduction reactions
Electrodes are conductors that facilitate electron flow in an electrolytic cell.
True
The anode in an electrolytic cell is positively charged and oxidation occurs there.
True
Oxidation at the anode results in the formation of positive ions
Reduction at the cathode results in the formation of neutral atoms
At the cathode, cations gain electrons through reduction during electrolysis.
True
During electrolysis, cations and anions move in opposite directions
During electrolysis, the number of electrons lost at the anode must equal the number of electrons gained at the cathode to maintain charge balance.
True
In the electrolysis of copper chloride, copper ions gain two electrons at the cathode
Match the method of separation with the type of energy used:
Electrolysis ↔️ Electrical
Filtration ↔️ Mechanical
Distillation ↔️ Thermal
Chromatography ↔️ Chemical and Physical
The substance in an electrolytic cell that conducts electricity when dissolved or molten is called the electrolyte
The cathode in an electrolytic cell has a negative charge.
During electrolysis, anions move towards the anode
Cations are attracted to the cathode during electrolysis.
True
Electrolysis is the process that uses electrical energy to convert chemical energy within compounds, breaking them down into their constituent ions and elements.electrical
Match the method of separation with the type of energy used:
Electrolysis ↔️ Electrical
Filtration ↔️ Mechanical
Distillation ↔️ Thermal
Chromatography ↔️ Chemical and Physical
Electrolysis uses electrical energy to convert chemical energy within compounds.
True
An electrolyte is a substance that conducts electricity when dissolved or molten
The anode is the positive electrode where oxidation occurs.
True
What is the anode in an electrolytic cell?
Positive electrode
Oxidation occurs at the anode.
True
The cathode is the negative electrode where reduction
What happens to electrons at the cathode?
Electrons are gained
The electrolyte provides ions for the electrolysis process.
What type of energy is supplied by the DC power source?
Electrical energy
Electrolysis uses electrical energy to separate compounds into ions and elements.
Match the method of separation with the energy type used:
Electrolysis ↔️ Electrical
Filtration ↔️ Mechanical
Distillation ↔️ Thermal
Chromatography ↔️ Chemical and Physical
What is the primary role of the DC power source in an electrolytic cell?
Supplies electrical energy
In an electrolytic cell, electrodes serve as conductors that connect the electrolyte to a direct current (DC) power source