Consider thep 1od 3 elements aluminum through c pattern of their maximum and minimum observed or these oxidation numbers possible but not oxidation Al Si P. Cl min ox state -3 -4 -5 -6 -7 max ox state 2. 1. 3. 4.

Q: 2. Ate Shawol and Concertina performed electrolysis to determine the identity of an unknown metal X.…

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Q: Show work, thank you!

A: Given: Cr2​O7(aq)2−​+HNO2(aq)​→Cr(aq)3+​+NO3(aq)−​Step 1: Write the…

Q: Study this chemical reaction: Mg + Cl, → MgCl, Then, write balanced half-reactions describing the…

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Q: TATT The chemical reactions are skeleton reactions. They only show the reactants and products. They…

A: Reaction equation is said to be balanced when number of atoms of each element involved in the…

Q: 1. In an electrolysis cell similar to the one employed in this experiment, a student observed that…

A: Given volume of hydrogen gas is 94.50 mL  Given barometric pressure is 740mmHg and vapour pressure…

Q: Describe the anode and cathode of an electrolytic cell in which gold is to beplated on an object.

A: Electroplating produces a very thin coating of these expensive metals on the surfaces of cheaper…

Q: Name the elements contained in anode mud during refining of copper. Why does it contain such…

A: The name of  elements contained in anode mud during the refining of copper has to be given,

Q: Why is it necessary to keep the chlorine and sodium, resulting from the electrolysis of sodium…

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Q: Define the term half-Reactions?

A: ANSWERE IS DISCUSSED BELOW :

Q: In a separate electroplating experiment, if a 5.00 A current was used to electroplate a penny for…

A: Given : Current used = 5.00 A And time of current flow = 5.00 min = 5 X 60 = 300 s…

Q: Complete and balance the following redox equation under both acidic and basic conditions. NO2– + I-…

A: we can make use of half reaction method to balance the skeletal equation in both acidic and basic…

Q: Which one of these half reactions has the lowest redox potential? O Iron reduction Denitrification…

A: The objective of the question is to identify which of these half-reactions has the lowest redox…

Q: Write a balanced equation for the decomposition of water by electrolysis.

A: Electrolysis is the process in which an electric current gets passed through a substance called an…

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: Enter your answer in the provided box. The half-reaction at an electrode is Mg2+ (molten) + 2e =…

A: This question can be solved by faraday law of electrolysis .  According to this rule  1 mole cation…

Q: 2P+Xe+ 3H₂O+OHHXeO+2PH, In the above redox reaction, use oxidation numbers to identify the element…

A: Oxidation: It involves increase in the oxidation number Reduction: It involves decrease in the…

Q: The stoichiometric equation for the oxidation of bromide ions by hydrogen peroxide in acid solutions…

A: Answer:Rate of reaction is equal to the rate of change in concentration of the reactant with respect…

Q: Potassium metal can be prepared by electrolysis of its aqueous salts. True or False?

A: Given statement is false or true

Q: The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the…

A: Oxidising agent is the one which oxidises others and itself gets reduced by gaining electron.  For…

Q: For a particular redox reaction, NO is oxidized to NO3− and Fe3+ is reduced to Fe2+. Complete and…

A: Given : NO is oxidised to NO3- and Fe3+ is reduced to Fe2+ in basic medium. Hence the unbalanced…

Q: In a laboratory experiment, a student set up an electrochemical cell that contained sodium bromide,…

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Q: What is the importance of oxidation-reduction phenomena in the environmental chemistry ?

A: The importance of oxidation-reduction phenomena in the environmental chemistry  has to be given,

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: Explain the process of electrolysis

A: The process of electrolysis has to be explained.

Q: Certain metals can be purified by electrolysis. A mixture of Ag, An, and Fe can be dissolved so that…

A: For the electrolysis of the metal, the reduction of ions depends on their reduction potentials. The…

Q: ) Show the equation and describes Faradays law which relates moles of analyte to charge in coulombs…

A: #(d): Faraday's first law describes the relation between the moles of the analyte deposited at the…

Q: A sample of impure tin of mass 0.524 g is dissolved in strong acid to give a solution of Sn2+. The…

A: The point at which equivalent of an acid becomes equal to equivalent of a base in the presence of…

Q: Consider the reaction below. Is this an oxidation-reduction? What information are you using to…

A: Given reaction : 2H2(g)+O2(g)-------> 2H2O(l) Oxidation:  If there is increase in oxidation…

Q: Enter your answer in the provided box. Copper is purified by electrolysis. A 4.75-kg anode is used…

A: Given:  Mass of anode = 4.75 kg = 4750 gm  Current (I) = 37.8 A

Q: For a particular redox reaction, BrO−BrO− is oxidized to BrO−3BrO3− and Fe3+Fe3+ is reduced to…

A: BrO−+Fe3+⟶BrO3-+Fe2+ We need to balance the above equation in basic solution with phases.

Q: Write the anode and cathode reactions occurring in a commonly used mercury cell. How is the overall…

A: The anode and cathode reactions occurring in a commonly used mercury cell and the overall reaction…