S + Pb+ 2H+Pb2+ + H2S In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent.

Q: 3. Aredox reaction occurs when molten aluminum reacts with iron (III) oxide. Fe,O3() + 2 Al() – 2…

A: Redox reaction:-       It is a chemical equation in which one species is oxidised and other species…

Q: 2CrO42- + 3Pb+ 5H2O2Cr(OH)3 + 3HPbO2-+ OH- In the above redox reaction, use oxidation numbers to…

A: The substance whose oxidation increases in the reaction loses electrons. And since loss of electron…

Q: Find the oxidation number of the underlined element in the following:                        (i)…

A: Oxidation number, the total number of electrons that an atom either gains or loses in order to form…

Q: For each of the following balanced oxidation-reduction reactions, (i) identify the oxidation numbers…

A:

Q: Group the compounds or element in the picture as oxidizing agents or reducing agents

A: Given compounds areSnCl2,Fe,CaH2,H2O2,KBrO3,Ce(SO4)2 Now, we have identify the oxidizing and…

Q: Which of the following acts as the reducing agent in the redox reaction shown below? 2 Ag(s) + Zn²+…

A:

Q: PbO2 + H3AsO3+ 2H+Pb2+ + H3AsO4+ H2O In the above redox reaction, use oxidation numbers to…

A: Oxidation : Oxidation is the loss of electron with increase in oxidation state. Reduction :…

Q: Given the redox reaction: MnO4- + Fe2+ → Mn2+ + Fe3+ Assign which is the oxidizing agent and…

A: Oxidizing agent: Those compound which itself reduce and oxidize to another compound. MnO4- is reduce…

Q: BrO3- + 6Fe2++ 6 H+6Fe3+ + Br-+ 3 H2O In the above redox reaction, use oxidation numbers to…

A: The given redox reaction is - BrO3- + 6Fe2++ 6 H+ ---> 6Fe3+ + Br-+ 3 H2O Here, the Oxidation…

Q: 3H,02 + 2Cro,+ 10H*30, + 2Cr*+8H,0 In the above redox reaction, use oxidation numbers to identify…

A:

Q: Cu2+ + 2Cr2+Cu + 2Cr3+ In the above redox reaction, use oxidation numbers to identify the element…

A: Oxidation: Loss of electronReduction: Gain of electronAn oxidizing agent gains the electrons and is…

Q: Pb + NiO2+ H2O+ OH-  --->  HPbO2- + Ni(OH)2   In the above redox reaction, use oxidation…

A: Given:

Q: 2Cl- + SS2- + Cl2 In the above redox reaction, use oxidation numbers to identify the element…

A: The number of electrons liberated or accepted by a neutral atom is termed by its oxidation number.…

Q: HPbO2- + H2PO2-Pb + HPO32-+ H2O In the above redox reaction, use oxidation numbers to identify the…

A: The reaction taking place is given as, => HPbO2- + H2PO2- --------> Pb + HPO32- + H2O

Q: Balance the following redox reaction if it occurs in basic solution. What are the coefficients in…

A: The reaction given is Cl2(g) → ClO3-(aq) + Cl-(aq) In the above reaction we can see that Cl in Cl2…

Q: 3FE2+ + 2Cr - 2Cr* + 3Fe For the above redox reaction, assign oxidation numbers and use them to…

A: The given reaction is an oxidation-reduction reaction

Q: (b) SO2 Element Oxidation Number S +4 i

A:

Q: Consider the following redox equation MnO4 (aq) When the equation is balaced with smallest whole…

A: The given reaction is: Oxidation state of Mn is changing from +7 to +2 and oxidation state of Cl is…

Q: Consider the following reaction used in Breathalyser tests: 16H⁺(aq) + 2Cr₂O₇²⁻(aq) + C₂H₅OH(ℓ) →…

A:

Q: Combine the following two reactions to obtain a balanced overall redox reaction. 1) Sn2+ →…

A: The given redox reactions can be balanced as follows:

Q: 6. For the complete redox reaction given here, (a) break down each reaction into its half reactions;…

A:

Q: Consider the below redox reaction. 2 Hg2* (aq) + N2H4 (aq) → 2 Hg (I) + N2 (g) + 4 H* (aq) What is…

A:

Q: Balance the following redox reactions by the oxidation number method and determine the oxidizing and…

A:

Q: Determine whether or not  reaction is a redox reaction. For each redox reaction, identify the…

A: The given balanced chemical reaction is- 4 Li(s) + O2 (g) →2 Li2O(s) This is a redox reaction as one…

Q: For the following redox reactions, determine what is being oxidizedand what is being reduced. Then…

A:

Q: 2SO42- + N2H4=N2 + 2SO32-+ 2H2O In the above redox reaction, use oxidation numbers to identify…

A: The given chemical reaction:2SO42- + N2H4   ------------à  N2 + 2SO32-+ 2H2OThe loss of electrons is…

Q: (e) IO3- + I- → I2(aq) Give the balanced redox equation. Step by step. Identify oxidizing and…

A:

Q: 2Ag+ + HNO2+ H2O2Ag + NO3-+ 3H+ In the above redox reaction, use oxidation numbers to identify the…

A: If the oxidation number of a species decreases, it is reduced. If the oxidation number of a species…

Q: Chemical Equation REDOX Atom Atom Yes/No Oxidized Reduced Reducing Oxidizing Agent Agent +2 -2 +2.5…

A: In a redox reaction, one atom is oxidised and the other one is reduced.

Q: SO42- + Pb+ 4H+Pb2+ + SO2+ 2H2O In the above redox reaction, use oxidation numbers to identify the…

A: Oxidation : The process in which gain of oxygen atoms or loss of hydrogen atoms or loss of electrons…

Q: Identify the oxidation number of the underlined element. MnO4

A: Oxidation number: • Oxidation number of atoms in pure element or Atoms in free or uncombined…

Q: In the reaction for which you assigned oxidation numbers, identify which substance was oxidized and…

A: Those compound in which loss of electron or loss of hydrogen or addition of oxygen takes palce is…

Q: Cu + I+ 2 OH 21" + Cu(OH)2 For the above redox reaction, assign oxidation numbers and use them to…

A: If the chemical species undergoes chemical reaction by losing of electron, then the species get…

Q: Write half reactions for the following redox reaction and label each half reaction as  oxidation or…

A: Oxidation : Oxidation is the loss of electrons from an atom or an ion with increase in oxidation…

Q: Balance the following redox reaction using the change in oxidation number method: Zn + 2HNO3 ==>…

A: We have to balance the equation  Zn + 2HNO3 ==> Zn(NO3)2 + NO2 + H2O

Q: What is the total number of moles (n) of electrons exchanged between the oxidizing agent and the…

A: The half cell reactions are : Oxidation : 6 Fe2+ (aq) → 6 Fe3+ (aq) + 6 e- Reduction : Cr2O72-(aq) +…

Q: Hg + 2HCIO+ 2H* →CI2 + Hg²*+ 2H½O In the above redox reaction, use oxidation numbers to identify the…

A: In redox reaction oxidation and reduction occurred

Q: What is the reducing agent in the following redox reaction? MnO4 + 3CIO3 + H20 → 3 CIO4 + 2 MnO2 + -…

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

Q: For the following redox reactions, determine what is being oxidizedand what is being reduced. Then…

A: Oxidizing agents are those which itself easily get reduced (that is decrease in oxidation number),…

Q: Which one is the oxidized in the following reaction? 2 H20+ Al + MnO AKOH)+MnO2 Oa This is not a…

A: The Oxidation is:

Q: 2NH2OH + Cu-N2H4 + Cu(OH)2 In the above redox reaction, use oxidation numbers to identify the…

A: Oxidation is loss of electrons and Reduction is gain of electrons.  Oxidizing agent is the species…

Q: How many electrons are involved in the redox reaction below? __H2O2(aq) + __I-(aq) + __H+(aq)  →…

A: The balanced redox reaction is given below.

Q: What is being reduced and oxidized in the following reaction? What are the reducing and oxidizing…

A: Given equation:

Q: Determine the oxidizing agent and the reducing agent in the following redox reactions.    A) UO2…

A: Given Two Redox reactions whose, oxidizing and reducing agents is to be determined.

Q: 3SnO32- + 2PH32P + 3SnO22-+ 3H2O In the above redox reaction, use oxidation numbers to identify…

A: The given redox reaction is,                        3SnO32- + 2PH3 -------> 2P + 3SnO22-+ 3H2O…

Q: 2Crt + 3Pb2++ 7H,0 Cr,0,2 +3Pb+ 14H In the above redox reaction, use oxidation numbers to identify…

A:

Q: 5H3ASO4 + 2MN²* SHASO, + 2MInOq+ 6H*+ 2H20 In the above redox reaction, use oxidation numbers to…

A: The lose of electrons was known as oxidation and gain of electrons was known as reduction. Half…

Q: What element is being reduced and oxidized in the following redox reaction?…

A: Reduction: gain of electrons is simply known as reduction and species that gain electrons is called…

Q: Cu + 2HCIO+ 2H+ Cl₂ + Cu²+ + 2H₂O In the above redox reaction, use oxidation numbers to identify the…

A: