Which of the following are oxidation-reduction reactions? I. PCl3 + Cl2 → PCl5 II. Cu + 2AgNO3 → Cu(NO3)2 + 2Ag III. CO2 + 2LiOH → Li2CO3 + H2O IV. FeCl2 + 2NaOH → Fe(OH)2 + 2NaCl Group of answer choices I and II IV I, II, III, and IV III I, II, and III

Q: 3. In each of these reactions assign oxidation numbers to all species, and tell which substance is…

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Q: In the compound K2C1O4 , what is the correct oxidation number of each of its elements? (K is a Group…

A: Given compound: K2CrO4

Q: B. Write the oxidation half-reaction and reduction for the following: > Mg2+ + H2 KCl + I2 16. Mg +…

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Q: Which statements are true? Zn2+ is formed from the oxidation of Zn(s). The oxidation number for…

A: Which statements are true?

Q: Which one of the following reactions is a reduction- oxidation reaction? a. NaNO2 + HCl → NaCl +…

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Q: In the balanced equation 2MnO4- + aq + 5H2O2 aq + 6H+ aq——- Mn2+ aq + 5O4 g what is being reduced?…

A: A question based on redox reaction, which is to be accomplished

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: The chemical equation for a reaction between KMnO4 and HCl is shown. 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2…

A: 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2 + 2KCl + 8H2O Reducing Agent is an element or compound that loses an…

Q: 1. Assign oxidation numbers to all species listed in the reactions below (some of which are…

A: The oxidizing agent in a reaction can oxidize a subtance and itself will be reduced. In the other…

Q: In the compound K2CrO4 , what is the correct oxidation number of each of its elements? (K is a Group…

A: Answer: E. K: +1   , Cr: +6  , O: -2

Q: When the skeleton oxidation-reduction equation     MnO4- + Br- ---------> Br2 + Mn2+ is balanced in…

A: We will balance redox reaction by ion electron method in acidic medium and then find coefficient of…

Q: For the reactions below, identify those that are oxidation-reduction reactions. For each…

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Q: Consider this redox reaction. 22 2K2Cr207laq) + 6Cu(s) +28H*(aq) 4Cr (aq) + 6CU2*(aq) + 14H,O(1) +…

A: The species which is oxidized is reducing agent. And the species which is reduced is called reducing…

Q: Which of the following IS NOT an oxidation-reduction reaction? MnO2 (s) + 4 HCI (aq) –→ Cl2 (g) + 2…

A: The addition of hydrogen or decreases in the oxidation state is known as a reduction reaction and…

Q: Consider the animation describing opperation of the mercury battery. What is the formula of the…

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Q: For the following reaction state which element gets reduced? 3PbO(s) + 2NH3(g) →N2(g) + 3H₂O(1) +…

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Q: Assign an oxidation number to each atom in the following compounds:  a) SnCl4 b) CrO3 c) KrCrO4…

A: We have to assign an oxidation number to each atom in the following given compounds as follows in…

Q: n the chemical equation:  Mn(s) + Cr3+(aq) ---> Mn2+(aq) + Cr(s)  Identify the elements Mn and Cr…

A: Oxidation is electron depletion by particle, atom or ion during reaction. Oxidation takes place as…

Q: Indicate whether the balanced equation involves oxidation–reduction. If they do, identify the…

A: The reaction given is 3 SO2 (g) + 2 HNO3 (aq) + 2 H2O (l) -> 3 H2SO4 (aq) + 2 NO (g)

Q: Specify which of the following equations represent oxidation-reduction reactions, and indicate the…

A: We have to predict the redox reaction , oxidizing and reducing agent, substance being oxidized or…

Q: Write the oxidation half-reaction and reduction for the following: Mg + H* Kl + Cl2 > Mg2+ + H2 +…

A: Oxidation = It is defined as the increase in the oxidation number. Reduction = It is defined as the…

Q: Which of the following is not an oxidation-reduction process? A. Iron nail rusting B. Candle…

A: When a molecule looses electron it is called oxidation and when a molecule gains electron it is…

Q: Which of the following is an oxidation-reduction reaction? PbCO3(s) + 2HNO3(aq) → Pb(NO3)2(aq) +…

A: The question is based on the concept of redox reactions. Redox Reactions are the one in which…

Q: eps to your solutions must be shown 1. Assign oxidation states to all of the atoms in each of the…

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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: For each reaction below, identify the atom oxidized, the atom reduced, the oxidizing agent, and the…

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Q: An oxidizing agent will always _______________. in the reaction Sn^+2 + 2Fe^+3 → Sn^+4 + 2Fe^+2, the…

A: 1) An oxidising agent is a substance that gains electrons and get reduced in a chemical reaction.

Q: Which of the following is an oxidation-reduction reaction? O A. PBCO3(s) + 2HNO3(aq) –→ Pb(NO3)2(aq)…

A: Oxidation-reduction reactions are those reactions in which both oxidation and reduction half…

Q: 19. Which of these are oxidation-reduction reactions? I. 3H2 + N2 → 2NH3 II. Cu¿O+ C → 2Cu + CO III.…

A: EXPLANATION: Oxidation-reduction reaction is a reaction that involves a transfer of electron from…

Q: For each of the following reactions, answer: True or False? -- "This is an oxidation-reduction…

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

A: Given reaction, Br2 + S2-  →  Br- + S

Q: Complete the tables below for each : a) 4 Al (s) + 3 O2 (g) → 2 Al2O3 b) Fe (s) + SnCl2 (aq) → FeCl2…

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Q: Determine whether or not each reaction is an oxidation and reduction reaction (explain why) For each…

A: Oxidation-Reduction reaction (Redox reaction): Any chemical reaction in which oxidation &…

Q: Which of the following reactions does not represent an oxidation-reduction reaction .A 2Al(s) +…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: Which is an oxidation half-reaction? Zn – Zn2+ + 2 e O 2 H2 + 02 → 2 H20 O 2 HCl + Ba(OH)2 → 2 H20 +…

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Q: Which choice correctly identifies the oxidation number (O.N.) for the given species? A) Mn²⁺, O.N. =…

A: Oxidation number in simple terms can be described as the number that is allocated to elements in a…

Q: For each of the following balanced oxidation-reduction reactions,(ii) state the total number of…

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

Q: For each reaction, determine whether it is an example of an oxidation-reduction (redox) reaction or…

A: If oxidation and reduction reaction both takes place in a reaction, then known as redox reaction.

Q: For the following reaction, what is being reduced? What is being oxidized? What is the oxidizing…

A: Given reaction: 2 Al + Fe2O3 → Al2O3 + 2 Fe We have to find the element that is reduced and the…

Q: Which one of the following equations is NOT a redox (oxidation- reduction) reaction? O H2CO3laq)- →…

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Q: Classify each of the following half-reactions as oxidation or reduction. 1. O,→ 02- 2. Mn2+ → MnO4…

A: Oxidation: Increase in positive oxidation state or decrease in negative oxidation state Reduction:…

Q: H2(g) + I2(g) → 2HI(g) I was given this problem: A student makes the following statements:…

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Q: In the following oxidation-reduction chemical reaction which chemical species is getting reduced?…

A: Oxidation is defined as gain of oxygen and losses of electrons. Reduction is defined as loss of…

Q: The chemical equation for a reaction between KMnO4 and HCl is shown. 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2…

A: The redox reaction is given as:2 KMnO4 + 16 HCl → 2 MnCl2 + 5 Cl2 + 2 KCl + 8 H2OOxidation number of…

Q: Define oxidation and reduction, both in terms of change in oxidation state and gain or loss of…

A: Oxidation: oxidation is the process of loss of electrons by a molecule, atom or ion. Here oxidation…

Q: Which of the following reactions does NOT represent an oxidation-reduction (redox) reaction? O a.…

A: Since we are entitled to answer up to one question, we’ll answer the first question as you have not…

Q: 1. Which of the following reactions involves oxidation but not reduction? (a) NH3 + HCI→ NH,Cl (b)…

A: In the given reactions, 1. NH3 + HCl → NH4Cl = It is a combination reaction, in which NH3 and HCl…

Q: Which of the following chemical reactions is an oxida- tion-reduction reaction? A HBr + NaOH → NaBr…

A: Given reactions are :  A. HBr + NaOH ------> NaBr + H2O  B. AgNO3 + NaCl ------> AgCl + NaNO3…

Q: In redox chemistry, the chemical species that is being reduced is called the oxidizing agent,…

A: Given :-  2Al (s) + 3Zn2+ (aq) → 2Al3+ (aq) + 3Zn (s) Zn (s) + 2H3O+ (aq) → Zn2+ (aq) + 2H2O (l) +…