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The two most common materials used to make anodes are graphite and metals such as zinc, aluminum, or magnesium. Graphite anodes are often used in applications where high levels of electrical conductivity and chemical resistance are required, while metal anodes are typically used in sacrificial anode systems to protect steel structures from corrosion.
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What happens to the mass of the metal anode as the cell continues to operate?
It depends on the specifics of the cell, but in most simple galvanic cells, the anode slowly dissolves into solution.
In the production of anode rays why perforated cathode plate is used?
A perforated cathode plate is used in the production of anode rays to allow some electrons to pass through and create a beam of electrons. This helps in generating a focused and directional electron beam for studying the properties of anode rays. The perforations also provide a way for the electrons to accelerate towards the anode, contributing to the formation of anode rays.
Why anode is not made up of Chromium in electroplating of Chromium?
In electroplating of chromium, the anode is typically made of a different material, such as lead or stainless steel, rather than chromium itself. This is because using chromium as the anode would result in the dissolution of the anode material into the electrolyte, which could lead to inconsistencies in the plating process and contamination of the deposited layer. Additionally, anodes are often designed to provide a stable and controlled environment for the electroplating reaction, which is better achieved with materials that do not dissolve under the plating conditions.
Which anode in electrolysis?
the anode (positive electrode) is the object that is going to be anodized. The cathode normally used is carbon rod that is inert.
What happens to the anode in a electromechanical cell?
In an electromechanical cell, the anode undergoes oxidation, which means it loses electrons during the electrochemical reaction. This process leads to the formation of positive ions that dissolve into the electrolyte. As a result, the anode typically deteriorates over time, and its material can be consumed or corroded as the cell operates. The electrons released from the anode then flow through the external circuit to the cathode, where reduction occurs.
Is anode the electron-providing electrode?
Yes, anode the electron provides electrode. It is stated that an electrode is a conductor that is used to make contact with non-metallic parts of a circuit.
What is a sacrificial anode and how does it protect galvanized pipe?
A sacrificial anode is used to send stary current to ground through the anode. This wiil cause the anode to be eaten away saving the pipe from this effect. If you put two dissimilar metels together like brass and iron, it can make a weak battery and make a current. Some soils or other environments can cause this effect.
Difference between rotating anode x ray tube and stationary x ray tube?
A rotating anode promotes cooling between exposures by distributing the intense beam from the cathode over the surface of the anode. A rotating anode tube lasts a lot longer than a stationary x-ray tube.
What are the cathode and anode in a fuel cell made from?
The cathode in a fuel cell is typically made from a material like platinum, which serves as a catalyst for the oxygen reduction reaction. The anode is usually made from a material like nickel, which helps facilitate the oxidation of the fuel.
Why would you not have an anode rod?
Anode rods are used in RV and home hot water heaters. Aluminum tanks are not required to have an anode rod where steel tanks usually are.
What happens to the mass of the metal anode as the cell continues to operate?
It depends on the specifics of the cell, but in most simple galvanic cells, the anode slowly dissolves into solution.
What is the gas liberated at anode in the manufacture of caustic soda using nelson cell?
The raw material for the manufacturing of caustic soda is sodium chloride so gas liberated at anode is chlorine.
What is an anode made from?
Anode is the negative terminal of a battery. It is made of Tungsten which is the same metal used in the filaments of bulbs.
What is velour material?
Velour material is material used to make tracksuits etc.
Can you call forward bias voltage as positive voltage?
it is not necessary that always positive voltage should act as a forward bias voltage , it is the potential difference between cathode and anode that makes it forward or reverse biased .it the anode(p- doped material) positive with respect to cathode(n- doped material) --> forward biasedit the anode(p- doped material) negative with respect to cathode(n- doped material) --> reverse biasedex.anode - 5v cathode - 3vanode - 1v cathode - -2vboth the examples are forward biased.
In the production of anode rays why perforated cathode plate is used?
A perforated cathode plate is used in the production of anode rays to allow some electrons to pass through and create a beam of electrons. This helps in generating a focused and directional electron beam for studying the properties of anode rays. The perforations also provide a way for the electrons to accelerate towards the anode, contributing to the formation of anode rays.
What types of anode?
the two types of anode is stationary anode and rotating anode
