for Liquid bromine is carefully added to a solution of lithium iodide. identify the substance that is oxidized, and the substance that is reduced.

Q: An atom changes its oxidation number from -5 to -3. Was it oxidized or reduced? Oxidized Reduced…

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Q: Identify two metals that do not corrode easily in the presence of oxygen and water. Explain why they…

A: To identify: Two metals that do not corrode easily in the presence of oxygen and water.

Q: Which of these metals is the easiest to oxidize (a) gold (b) lithium (c) iron (d) sodium (e)…

A: A metal that would be easiest to oxidize would be easy to reduce other metal. That means it would be…

Q: Determine the oxidation number of calcium hydrogen phosphate

A: The molecular formula of calcium hydrogen phosphate is CaHPO4. The oxidation state of calcium…

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: Zinc metal reacts with hydrochloric acid to produce hydrogen gas: Zn(s) + 2HCl (aq) -> ZnCl2 (aq)…

A: The given chemical reaction:                  Zn(s) + 2HCl (aq) -> ZnCl2 (aq) + H2(g)The loss of…

Q: An oxidizing agent is a reactant that

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Q: about the copper plating process? a. Copper ions are produced at the anode. b. Copper plating is a…

A: In copper plating,  copper is use to plate a surface.  In electroplating, Electrolysis of CuSO4…

Q: 1.Hydrochloric acid (HCI) was added to potassium iodate crystals (KIO3) which had previously been…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Corrosion of iron can be prevented by placing it in contact with a piece of iron, as: a) Iron acts…

A: C option is correct. Zinc is oxidized faster than iron .electrons are derived from zinc to iron.

Q: When a substance is oxidized it is called  an? a) oxidizing agent  b) reduction agent  c) both…

A: A species is called an oxidizing agent when it will oxidize a species and that species will itself…

Q: oxygen increases hydrogen lose reducing agent decreases gain oxidizing agent electrons or addition…

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Q: The species undergoing reduction is referred to as an oxidizing agent.   True False

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Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

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Q: A chemical species that loses electrons in a redox reaction is ______________.    a) oxidized b)…

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Q: electrolysis metal coating includes: a) oxidation of anions b) reduction of cations c) reduction at…

A: Given : Electrolysis metal coating.

Q: A reaction where both increase and decrease of charge of atoms take place at the same time is known…

A: Redox reaction , this type of reaction are known as redox reaction.

Q: Oxygens Oxidation number is -2. Calcium Oxidation number is +2. How many Calcium atoms will bond…

A: Answer is  1

Q: In a typical oxidation-reduction reaction the electrons are transferred; A) from the oxidizing agent…

A: In a typical oxidation-reduction reaction or redox reaction, one of the substance is oxidized while…

Q: Define electrolysis. A)Process using chemical energy to cause a nonspontaneous process to occur…

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Q: Suppose you have three different metals, A, B, and C. When metals A and B come into contact, B…

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Q: Which of the following identifies a flaw in the representation? A. Oxidation is occurring at the…

A: The correct answer is explained below.

Q: If you put a pure copper penny in an aqueous solution of AgNO3, which of the following will happen?…

A: To solve this problem we have to write the chemical reaction equation between Cu and AgNO3

Q: A redox reaction involves a transfer of  ____. Select one: A. molecules B. atoms C. electrons D.…

A: A Redox reaction can be defined as a chemical reaction in which electrons are transferred between…

Q: Explain the guidelines to choose a compound is oxidized or reduced ?

A: When there is oxidation or reduction there is a change in oxidation state.

Q: oxygen oxidizing agent decreases reducing agent electrons lose hydrogen gain increases Oxidation is…

A: Oxidation It can be defined as the removal of electrons. Reduction  It can be defined as the…

Q: an electric current is produced by a chemical reaction electrons flow toward the anode a…

A: In galvanic cell, Spontaneous redox reaction takes place and electrical current produced. While in…

Q: 15.During an electrochemical reaction, electrons move through the external circuit toward the…

A: During the electrochemical reaction the electron is donated to anode and oxidation takes place and…

Q: ELECTROCHEMICAL CELL how we relate and observe the redox process. how we connect it to…

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Q: What do you call the diagram or reaction that shows only the oxidation or reduction reaction? A.…

A: galvanic and electrolytic are cell . in this cell oxidation and reduction reaction take place…

Q: Cac,0, + H,50, K,S0, + MnSo, + Caso, + co, + H,0 2. KMNO, + - Substance oxidized: Substance reduced:…

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Q: When we have an Aluminum and Copper (II) Chloride Reaction what will be the answers for the below…

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Q: hydrogen increases lose reducing agent decreases gain oxygen oxidizing agent electrons Oxidation is…

A: Definition :

Q: ELECTROCHEMICAL CELL  nonsider a Electrolysis Science Experiment of Water and Salt how we relate…

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Q: 6. Tarnished silver can be restored by contact with magnesium in a salt solution. In this reaction,…

A: To find the element that is oxidized.

Q: How many electrons are gaining or losing in this  half-reaction? (write complete half reaction in a…

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Q: In a redox reaction, electrons are transferred O from the substance being oxidized to the reducing…

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Q: Hydrogen acts as a reducing agent by _____

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Q: Identify the reactant that is being reduced, the reactant that is being oxidized, the reducing…

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Q: Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in…

A: From the given reaction,

Q: Which statement is true concerning an oxidation-reduction reaction? O The reactant which is…

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Q: If a sample of iron and a sample of zinc come into contact, the zinc corrodes but the iron does not.…

A: In the process of corrosion, metal acts as anode and will oxidize. In general the metals which have…

Q: species that causes another chemical species to be reduced is the _______________.    a) oxidizing…

A: A chemical species that causes another chemical species to be reduced is the

Q: In a chemical reaction,Oxidising agent is one which itself gets reduced. Select one: O True O False

A: Oxidizing agents : a species that tends to bring about oxidation by being reduced and gaining…

Q: element is oxidized and which is reduced?

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Q: Identify the reactant that is being reduced, the reactant that is being oxidized, the reducing…

A: in redox reactions that atom/ion which is oxidized releases electrons and the atom/ion which gain…

Q: Which statement is true concerning an oxidation-reduction reaction? O The reactant which is reduced…

A: oxidation-reduction reaction means a reaction in which both oxidation and reduction takes place…

Q: Determine the element which is oxidized, element which is reduced, oxidizing agent, and reducing…

A: REDUCING AGENT:   OXIDIZED BY LOSING SOME OF IT SELECTRONS OXIDATION STATE INCREASES ELECTRON DONOR…

Q: Hydrochloric acid (HCl) was added to potassium iodate crystals (KIO₃) which had previously been…

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