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What is a cathod and its work?
A cathode is the electrode in an electrochemical cell where reduction occurs. It attracts positively charged ions in the electrolyte solution and facilitates the reaction that results in the gain of electrons. Ultimately, the electrons flow out of the cathode to complete the circuit.
Where do chemical reactions occur in electrochemical cells?
Chemical reactions occur at the electrodes of electrochemical cells. At the anode, oxidation occurs as electrons are released into the circuit, and at the cathode, reduction occurs as electrons are accepted from the circuit. This flow of electrons creates an electric current in the cell.
A salt bridge is needed in an electrochemical cell to do what?
A salt bridge is needed in an electrochemical cell to maintain electrical neutrality by allowing the flow of ions between the two half-cells. It helps to complete the circuit and prevent a build-up of charge, allowing the redox reaction to continue.
What is a complete electric circuit?
A complete electric circuit is basically an electric circuit in which the electrons flow from negative terminal to positive terminal without any disturbance. The switch has to be closed in order for this to work otherwise, the flow will be broken.
What is The complete path of an electric current described as?
The complete path of an electric current is described as a closed loop circuit. This means that the current flows from the power source through a continuous path of conductive materials, such as wires and components, and back to the power source. Without a closed loop, the current cannot flow continuously and the circuit will not work.
Describe the functioning of copper zinc electrochemical cell?
In a copper-zinc electrochemical cell, oxidation occurs at the zinc electrode, leading to the release of electrons and zinc ions. The electrons flow through the external circuit to the copper electrode, where reduction occurs, resulting in the deposition of copper metal. This flow of electrons creates an electric current that can be harnessed for various applications.
What is the relationship between the working electrode and counter electrode in electrochemical reactions?
In electrochemical reactions, the working electrode and counter electrode are two essential components that work together. The working electrode is where the chemical reaction takes place, while the counter electrode completes the circuit and balances the charge. They are connected through an electrolyte solution, allowing the flow of ions to facilitate the reaction. The working electrode drives the reaction, while the counter electrode ensures that the overall charge remains balanced.
What is the relationship between voltage and electrode in an electrical circuit?
In an electrical circuit, the voltage is the force that pushes electric current through the circuit. The electrode is the conductor that allows the current to flow. The relationship between voltage and electrode is that the voltage creates a potential difference between the electrodes, which drives the flow of electrons through the circuit.
What is a cathod and its work?
A cathode is the electrode in an electrochemical cell where reduction occurs. It attracts positively charged ions in the electrolyte solution and facilitates the reaction that results in the gain of electrons. Ultimately, the electrons flow out of the cathode to complete the circuit.
A simple electrochemical cell contains two electrodes?
In a simple electrochemical cell with two electrodes, one electrode acts as the anode (where oxidation occurs) and the other as the cathode (where reduction occurs). When the cell is connected in an external circuit, ions flow from the anode to the cathode, releasing electrons at the anode and accepting them at the cathode to complete the redox reaction.
Closed path where electric current can flow is called a?
I guess Electric Circuit....
In a wet cell electrons move from the negative electrode to the positive electrode?
In a wet cell, such as a battery, the negative electrode is where oxidation occurs, releasing electrons. These electrons flow through an external circuit to the positive electrode. At the positive electrode, reduction occurs, and electrons are accepted back, completing the circuit.
Where do chemical reactions occur in electrochemical cells?
Chemical reactions occur at the electrodes of electrochemical cells. At the anode, oxidation occurs as electrons are released into the circuit, and at the cathode, reduction occurs as electrons are accepted from the circuit. This flow of electrons creates an electric current in the cell.
For an electric current to flow does there have to be a complete circuit?
yes
What energy transformation takes place inside an electric cell when it is part of a complete electric circuit?
Inside an electric cell, chemical energy is converted into electrical energy. When the cell is part of a complete electric circuit, the electrical energy is then converted into other forms of energy, such as light, heat, or mechanical work, depending on the components in the circuit.
Electricity will flow only if an electrical circuit is?
if an electric circuit has potential difference. Electricity will flow only if an electrical circuit is closed.
Is it possible to run a continuous electric current through water?
Yes, provided there is no breakage in the circuit (the water is completely intact from electrode to electrode) and the water has some salt impurity (there is some salt dissolved in it).
