Define oxidation and reduction in terms of both change in oxidation number and electron loss or gain.

Q: Complete and balance the following half-reactions. In each case indicate whether the half-reaction…

A: NOTE: please note according to our policy , we can only answer first three subparts of a question.…

Q: Give the basic definitions of oxidation and reduction and explain the basic procedure for balancing…

A: Oxidation:It relates to the increase in the oxidation state.  In oxidation, electrons are…

Q: What products are produced from the electrolysis of a solution of iron(II) bromide?

A: Electrolysis is a process in which an electrolyte in molten state or aqueous state is decomposed by…

Q: Why do redox potentials measured in soils differ from theoretical redox potentials (Eh)?

A: The tendency of a chemical species to obtain or lose electrons is described by the values of its…

Q: What electrochemistry principles are involved in the corrosion of metals and its prevention?

A: Corrosion : The deterioration or decay of a metal, because of its reaction with water or air is…

Q: explain why a galvanic cell can only work when the electrolyte solution remains electrically…

A: Galvanic cells also known as voltaic cells, are electrochemical cells in which spontaneous…

Q: Is the corrosion process a spontaneous redox reaction?

A: we know that in presence of moisture and air(oxygen) metals get corroded. Therefore​ corrosion is a…

Q: Illustrate the features of Corrosion reactions?

A: ANSWERE IS DISCUSSED BELOW :

Q: 5. The mass of metal deposited by the electrolysis of an aqueous solution of metal ions increases in…

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Q: Please give three examples of metals which are reactive, moderately reactive and non-reactive to the…

A: 1.Alkali metal and alkaline earth metal are most reactive with HCl. Mg+2HCl=MgCl2+H2.  2.Silver lies…

Q: (a) Which electrode of a voltaic cell, the cathode or the anode, corresponds to the higher potential…

A: (a)

Q: Define the term half-Reactions?

A: ANSWERE IS DISCUSSED BELOW :

Q: Oxidation /reduction reactionsWhich of the following are oxidation-reduction reactions? Place a…

A: As per our guidelines, I can answer only first three sub-parts because you have posted multiple…

Q: Define oxidation and reduction in terms of electron transfer and change in oxidation number.

A: Define oxidation and reduction in terms of electron transferand change in oxidation number

Q: Describe the process of balancing equations by the method of half-Reactions?

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Q: Complete and balance the following half-reactions. In each case, indicate whether the half-reaction…

A: Many types of reactions are studied in chemistry like displacement reactions, addition reactions,…

Q: Which of the following reactions occurs at the cathode of an electrolytic cell containing molten…

A: Eleсtrоlysis invоlves the mоvement оf iоns tо the eleсtrоde. Sоlid-stаte dоes nоt аllоw the mоvement…

Q: Why is it not possible for hydrogen ion (H+) to appear in either of the half-reactions or the…

A: In a basic solution, the concentration of hydroxide ion is more than 1 x 10-7 which is more than the…

Q: Write the name of the cell which is generally used in hearing aids. Write the reactions taking place…

A: Mercury battery Mercury battery is a non-rechargeable electrochemical battery. Mercury batteries…

Q: What are the oxidation and reduction half-reactions and the balanced overall reaction for each of…

A: The oxidation-reduction half reaction method are to be written for the given reactions and balanced…

Q: Explain the process involve in Electrolysis.

A: There are some non-sponteneous redox reaction, that naturally does not occurr. To carry out those…

Q: Write Nernst equation –For the general cell reactionaA+bB→cC+dD

A: To determine the cell potential of an electrochemical cell, the Nernst equation is used. The Nernst…

Q: Write the anode and cathode reactions that cause the corrosion of iron metal to aqueous iron(II)

A: Corrosion is a natural process that converts a refined metal into a more chemically stable form such…

Q: State the equilibrium Law Define standard electrode potential of an electrode system

A: The question is based on the concept of various laws of chemistry. it involves concepts of…

Q: Define corrosion. Differentiate an anodic reaction from a cathodic reaction. What are the conditions…

A: Ans 1)  Corrosion is when refine metal convert into more stable form such as oxide, sulphide Or…

Q: electrolysis

A: Electrolysis is basically defined as the process in which the electric current is passed through the…

Q: Please make a sketch in the electrolysis of aqueous potassium bromide and indicate the anode and…

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Q: What methods are used to reduce the corrosion of metals?

A: Corrosion is a naturally occurring process where a metal is converted into its metal oxide by…

Q: In a Galvanic cell, a salt bridge is often used. Explain why this is necessary. Describe the…

A: In a Galvanic cell, a salt bridge is often used to maintains electrical neutrality within the…

Q: What is corrosion?

A: Corrosion is defined as the degradation of the metal by an electrochemical process (due to its…

Q: Explain chemically how an electrolytic cell works for both hydrolysis of water and electroplating.

A: An electrolytic cell is an electrochemical cell that drives a non-spontaneous redox reaction through…

Q: Reactions in voltaic cells are? non-spontaneous, redox reactions spontaneous, non-redox reactions…

A: Given: Voltaic cells.

Q: Write the reactions taking place in SHE when it act as anode and cathode? Represent it.

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Q: What is corrosion? Explain the electrochemical theory of rusting of iron and write the reactions…

A: The process of slowly eating away of the metal due to attack of the moisture and atmospheric gases…

Q: How the amount of electrons affect the cell potential of oxidation reactions?

A: In oxidation reaction, there is loss of electrons whereas in reduction reaction, there is gain of…

Q: Write short notes on reduction and oxidation potentials.

A: In electrochemistry, the principle depends upon the redox potential i.e on oxidation and reduction…

Q: Balance the following redox reaction under acidic conditions. 103 (aq) + Cr2072 (aq) - 104 (aq) +…

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Q: How can the corrosion of iron be prevented?

A: Preventing the rusting of iron is a major industry. The most obvious way to prevent rust is to keep…

Q: Write the complete balanced equation and then the Keq expression for the following: Redox reaction…

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Q: Define oxidation and reduction in terms of electron transferand change in oxidation number.

A: Oxidation reaction takes place when there is loss of electrons. During oxidation reaction the…

Q: What is the acid used in common lead-acid batteries that are historically used in automobiles?

A: The acid used in common lead-acid batteries that are historically used in automobiles is to be…

Q: Differentiate between Voltaic -Cells and Electrolytic Cells?

A: The voltaic cells are also known as galvanic cells.

Q: Reactions in voltaic cells are spontaneous, redox reactions non-spontaneous, redox reactions O…

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Q: Faraday's first law of electrolysis,

A: Faradays first electrolysis Law states that the quantity of reaction taking place in terms of mass…

Q: Faraday constant. Suppose that after the electroplating was complete, you wiped the cathode copper…

A: Explanation to the correct answer is given below

Q: Write the half reaction for the anode and the cathode in the galvanic cell For Silver and Zinc

A: The concept of half reactions is used to describe what occurs in a electrochemical cell ,such as a…

Q: In electrochemistry, what kind of reaction can be driven by electricity?

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Q: Balance the following redox half-reactions

A: A redox reaction is balanced by balancing the mass and charge. In an acidic medium, the charge of…