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An ordinary dry cell is pretty well answered by:

Anode: Zn → Zn2+ + 2e-

Cathode: 2NH4+ + 2MnO2 + 2e- → Mn2O3 + H2O + 2NH3

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Q: What is the half cell reaction of ordinary dry cell?
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Related questions

What is ordinary dry cell?

megz


What kind of electrochemical cell is an ordinary dry cell?

primary cell (chemical cell)


What is chemical contain in dry cell?

the chemical inside the dry cell is the fluid where chemical reaction take place this fluid is CYTOPLASM


How are wet and dry cells the same?

A wet cell and a dry cell are the same in that they each have an anode, a cathode and and electrolyte. All three components are different chemically. The anode and the cathode will exhibit a voltage difference when placed in the electically conductive electrolyte. The voltage and reaction between the three parts of the cell are chemical reactions. A wet cell is different from a dry cell in that the electrolyte in the wet cell is a liquid where the so-called dry cell has an electrolyte that is either damp, moist or in a gelatinous form. ( The electrolyte is not actually "dry".) Otherwise the cells are the same. The cell may be a primary cell that is depleted as one of the elements is chemically consumed or the cell may be rechargable by reversing the chemical reaction.


How does an acidic dry cell and an alkaline dry cell differ?

A lead acid battery uses liquid acid to cause a reaction that will lead to production of a direct current. However, a dry cell does not have any liquid but it instead uses solid chemicals that can react to produce a direct current.


What happens at the anode and cathode of a dry cell?

Oxidation occurs at the anode ("an ox") and reduction occurs at the cathode ("red cat").See the Web Link to the left for the specific reaction in a dry cell.


Is a common dry cell known as a primary cells?

Yes common dry cell is a primary cell. No reversible reaction and hence no chance of charging. So use and throw type. But secondary cells could be put for charging and we can use it again and again after charging.


Is dry cell means leclanche cell?

no lechlanche cell is not a dry cell.


What is use of zncl2 in dry cell?

The space between the electrodes in dry cell is filled by a moist paste of ammonium chloride (NH4Cl) and zinc chloride (ZnCl2). ZnCl2 acts as an electrolyte. ZnCl2 provides zinc and chloride ions to complete the complex reaction occurring in the cell.


What is the difference between a wet cell and a dry cell?

* A "dry-cell" battery is essentially comprised of a metal electrode or graphite rod (elemental carbon) surrounded by a moist electrolyte paste enclosed in a metal cylinder as shown below. * In the most common type of dry cell battery, the cathode is composed of a form of elemental carbon called graphite, which serves as a solid support for the reduction half-reaction. * At the center of each dry cell battery is a rod called a cathode, which is generally made of metal or graphite and is surrounded by an electrolyte paste. The cathode and electrolyte paste are wrapped in paper or cardboard.


Why does a wet cell need an electrolyte?

Well for one, it would be a dry cell without it... But to explain the other side, it is the chemical reaction that causes the electricity to flow. There is quite a bit out there on what happens at an actomic, level, and how the electron flows as part of the chemical reaction.


Why is a cell referred to as a dry cell?

There is dry cell and wet cell. A dry cell has not fluid around it. A wet cell is surrounded by fluid of some sort, usually acid.