Select the oxidation-reduction reaction(s)? 1.  Pb(ClO4)2(aq) +  2 KI(aq)  →  PbI2(s)  +  2 KClO4(aq) 2.  Cl2(g) +   CuI2(aq)  →  CuCl2(aq)   +  I2(aq) 3.  CaCO3(s) →  CO2(g)  +  CaO(s) Group of answer choices A.) 1 and 3 B.) 3 only C.) 2 only D.) 1 only

Q: Specify which of the following are oxidation-reduction reactions, and identify the oxidizing agent,…

A: oxidation is defined as increase in oxidation state of the element. while reduction is defined as…

Q: Which of the following metals can be used to reduce iron in an aqueous solution of iron(III)…

A: Concept- According to the metal reactivity series those metals have good reducing nature is capable…

Q: Consider the following reaction: Co2+ (aq) + Fe (s) → Co (s) + Fe2* (aq) In the reaction as written,…

A: To solve this problem we have to decide which is reduced and which is oxidized .

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

A: oxidation is defined as increase in oxidation state of the element. while reduction is defined as…

Q: Which of the following is an oxidation-reduction reaction? A. NaI(aq) + AgNO3(aq) → AgI(s) +…

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Q: Consider the fictitious element "M". What is the balanced reaction for the following unbalanced…

A: In redox reactions reduction and oxidation takesplace simultaneously  Gain of electrons is called…

Q: Which of the following reactions is an oxidation-reduction reaction? Select one: a. CO(g) + H,0(g) →…

A: Oxidation is the process in which oxidation state of an element increases.  Also reduction is the…

Q: Consider the oxidation-reduction reaction below: Br (aq) + MnO4 (aq) =--> Br) + Mn*(aq) What is the…

A: We need to balance the reaction and sine the medium is not mentioned we will balance it in acidic…

Q: Which of the following are oxidation-reduction reactions? PCI, (1) Cu(NO,), (aq) + 2 Ag (s) I. PCI,…

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Q: Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox")…

A: Answer:

Q: Consider the following single displacement reaction: Mg(s) + 2HCl(aq) ⟶ MgCl₂(aq) + H₂(g) Which of…

A: Mg (s) + 2HCl (aq) ==> MgCl2 (aq) + H2 (g)

Q: Explain how the equation 4Fe(OH)₂(s) + O₂(g) →→2Fe₂O3(s) + 4H₂O(/) in the article illustrates the…

A: Write oxidation state of Fe ion in the reactant---

Q: 4. Determine the oxidation number of cach atom in the equation Ca(s)+2H2O(1)¬Ca(OH)2(s)+H2(g}to…

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Q: Which reaction below is a redox reaction? a) 2HClO4(aq) + Ba(OH)2(aq) → Ba(ClO4)2(aq) + H2O(l) b)…

A: By considering oxidation numbers to compounds of reactants and products we can figure out the redox…

Q: In which reaction does the oxidation number of hydrogen change? A) HCl (aq) + NaOH (aq) → NaCl (aq)…

A: Answer Option B. 2Na(s) + 2H2O(l)  → 2NaOH(aq) + H2(g)

Q: Balance this reaction. How many electrons are transferred? Co(s) + NO3-(aq) + H+(aq) = NO(g) + H2O()…

A: Since in the above reaction we can see that Co was in 0 oxidation state initially and finally its in…

Q: Which of the following metals can be used to reduce iron in an aqueous solution of iron(II)…

A: According to the metal reactivity series, the metals which have good reducing nature compare then Fe…

Q: Specify which of the following are oxidation–reduction reactions, and identify the oxidizing agent,…

A: a.   Cu(s) + 2Ag+(aq) → 2Ag(s) + Cu2+(aq)b.   HCl(g) + NH3(g) → NH4Cl(s)c.    SiCl4(l) + 2H2O(l) →…

Q: Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox")…

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Q: 1a.In which of the following substances does nitrogen exhibit the lowest oxidation number? A. NaNO2…

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Q: The thermite reaction is used in welding applications and chemistry demonstrations because it…

A: An increase in the oxidation state is termed as oxidation while the decrease in the oxidation state…

Q: 2. Determine what is being oxidized and what is being reduced in the following reactions. What is…

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Q: Which of the following are oxidation-reduction reactions? 1. PCI, () + Cl, (g) → PCI, (1) II. Cu (s)…

A: Reactions in which both oxidation and reduction take place simultaneously are called redox…

Q: Identify the oxidant and reductant in each reaction of the previous exercise. The oxidant gains…

A: Redox reactions are the combination of reduction and oxidation reactions. The type of reaction in…

Q: Which of the following are oxidation-reduction reactions? I. PCI, () + Cl, (g) → PCI, (1) II. Cu (s)…

A: Redox reaction is a reaction in which both oxidation and reduction takes place simultaneously. In…

Q: In the following reaction, which element in what species is oxidized? C2H. (g) + 3 O2 (g) → 2 CO2…

A: Oxidation: Addition of oxidation Increase in +ve oxidation sate or decrease in -ve oxidation sate

Q: In which reaction does the oxidation number of oxygen increase? A) Mgo (s) + H2O (I) → Mg(OH)2 (s) B…

A: In the decomposition of H2O the hydrogen gas and oxygen gas is evolved At initial the oxidation…

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: Consider the reaction Al(s) + Zr**(aq) – Al*(aq) + Zr(s) Which of the following statements is FALSE?…

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Q: Cl2{g) + 2 F¯ (aq) F2(g) + 2 CI (aq) i. Write the reduction half-reaction. ii. Write the oxidation…

A: The given reaction is :-  Cl2(g) + 2F-(aq)  ⇔ F2(g) + 2Cl-(aq)

Q: Evaluate the following chemical reactions. Assign the correct type of reaction taking place for each…

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Q: 14.58 Complete and balance the following oxidation-reduction reactions, assuming they occur in…

A: Here we are required to balance the redox reaction.

Q: A lab professor combined AlCl3 (aq) and Ca (s). The student observed a color change, thus a reaction…

A: Oxidising agent reduces itself and oxidises other substances & reducing agent oxidises itself…

Q: 5. Specify which of the following equations represent oxidation-reduction reactions, and indicate…

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Q: Identify the oxidized reactant, the reduced reactant, the oxidizing agent, and the reducing agent.…

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Q: . In the reaction H2 + CI2 2HCI, which substance is the oxidizing agent and which is the reducing…

A: In a reaction one compound is oxidized and another compound is reduced .

Q: The chemical equation below,                               FeCl3(aq)  +  3NaOH(aq)  →  Fe(OH)3(s)…

A:

Q: For each of the following four reactions, select from the list (A - H) the half-reaction which shows…

A: To select the reduction reaction of oxidizing agent in these reactions , we first determine…

Q: Consider this redox reaction, 22 2K2Cr207(aq) + 6Cu(s) +28H*(aq) 4Cr (aq) + 6CU2*(aq) + 14H2O(1) +…

A: The balanced reaction taking place is given as, => 2 K2Cr2O7 (aq) + 6 Cu (s) + 28 H+ (aq)…

Q: For the reaction: 3 Mg) + Ne)- Mg N0) YWhich species is reduced? (A) Mg (B) N (C) MgN 2 Which…

A: The species whose oxidation number is decreased is reduced itself and oxidized others. The species…

Q: Which of the following equations represents an oxidation-reduction reaction? Ca(OH), (s) + H,So,…

A: In a redox reaction, one species get oxidised and other get reduced via the transfer of electrons…

Q: Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox")…

A:

Q: Cl2(g) + 2 F–(aq) ⇌ F2(g) + 2 Cl–(aq)   a. Based on the given reaction, write the reduction…

A: The given chemical reaction is: Cl2(g) + 2F-(aq)⇔ F2(g) + 2Cl-(aq) The oxidation half-reaction and…

Q: How many electrons are transferred in the following reaction? (The reaction is unbalanced.) Mg(s) +…

A: The given reaction is represented as follows:

Q: In the following oxidation-reduction reaction, what is being oxidized? C4H8 + 6 O2 → 4 CO2 + 4 H20 O…

A: Oxidation is a chemical process or reaction in which electrons will be ejected from a species.…

Q: For each of the following reactions, identify the elements that are oxidized and reduced, the…

A: 4Fe(s) + 3O2(g) ---> 2Fe2O3(s) Element oxidised : Fe Element reduced : O Oxidising agent : O2…

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) +…

Q: 1. The following reaction occurs spontaneously. 2 Fe(s) + 3 Cl2(aq)→2 Fe³*(aq) + 6 CF(aq) Write the…

A: