22. Use the oxidation states method to balance the reaction: _ So,2- (aq) + Fe2+ (aq) + _H* (aq) _ SO2 (g) + _Fe3+ (ag) + – H20 (I) -->

Q: Balance the following equations and identify the oxidizing and reducing agents a. NO, (ag) + Cr,0,2…

A: a)The oxidation number of nitrogen increasesfrom +3 to +5, therefore it is getting oxidized. So,NO2-…

Q: Complete and balance the following reactions (if no reaction, write NR) A. Zn + Cu2+ à B. Mg + H+…

A: Balancing of the reaction means : number of reactant side atom = number of product side atom.

Q: 4.50 Determine which of the following metals can react withacid: (a) Au, (b) Ni, (c) Zn, (d) Ag, (e)…

A: According to the reactivity series of metals, the elements are arranged in the order of their…

Q: Gold is isolated from rocks by reaction with aqueouscyanide, CN-: 4 Au(s) + 8 NaCN(aq) + O2(g) +…

A: a) Given Reaction is 4 Au(s) + 8 NaCN(aq) + O2(g) + H2O(l)--------> 4 Na[Au(CN)2](aq) + 4…

Q: Balance these equations for redox reactions occurring in ACIDIC MEDIUM. Identify the reducing agent…

A:

Q: Which of the following is the best reducing agent? O Ba2+ O Ca(s) O Mg2+ O Mg(s) O Ba(s)

A: We have to choose the best reducing agent among the following given options as follows in step 2:

Q: Calculate the (a) electrical energy, (b) AG°, and (c) K öf thể řéačtion: 1. Fe*(aq) / Fe*°(aq} //…

A: Values are not given so we can't calculate question a.

Q: . Balance the redox reactions by following the steps in the text. Rotate through the group, having…

A: Since you are posted with multiple subparts. So I am answering the first three sub-parts only.…

Q: measure the amount of iron in a certain type of iron ore, an analytical chemist dissolves a 43.0 g…

A:

Q: which of the following materials will Behaves as reducing agent H-, Mg, Na+, ClI-, F2

A: Reducing agent are those elements which oxidize itself and help other element to get reduced.

Q: A sample of bleach has a content of about 2.13% (w/v) in “active chlorine”. For perform its analysis…

A: Given that, Molecular weight of NaClO = 74.45 g/mol Molecular weight of Cl2 = 70.90 g/mol

Q: Suppose you have the following reagents available at pH 0, atmospheric pressure, and 1 M…

A: The standard reduction potential or standard cell potential (E0cell) is the cell potential, which is…

Q: If a redox reaction occured with the 2 redox couples provided below, which species would be the…

A: The species which has greater reduction potential that tends to reduce itself and oxidize other…

Q: The following reaction occurs in acid solution. Identify the reducing agent. (Note: The equation is…

A:

Q: Consider the reaction: - Fe(OH),(8) + Pb(OH), (aq) → Fe(OH),(8) + Pb(s) [basic]| Which atom is being…

A:

Q: Balance these equations for redox reactions occurring in BASIC MEDIUM. Identify the reducing agent…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 2. Given a reaction in acidic medium: MnO, (aq) + Fe" (ao) → Fe3 (aq) + Mn2* (aq) a. What is…

A: Dear student since it is a multiple subparts questions according to the guidelines here I am solving…

Q: 4.49 Determine the oxidation numbers of all the elements in each of the following compounds. (Hint:…

A: Oxidation state of any element can be determined using the identity that the met charge should be…

Q: 93 Chemistry I Laboratory Manual, 2019 Revision Questions: gy muibor alo vialom od W (E 1) Samples…

A: a. The species that is oxidised is Fe2+ b. The species that is reduced is Cr2O7^2-

Q: Complete and balance the following half-reactions. In eachcase, indicate whether the half-reaction…

A: The given half-reaction is, The oxidation state of Sn is equal to its charge and the charge in…

Q: Which of the following will prove that copper is appropriate to use in laboratories? a. Al + HCI…

A: Reactivity series tells about the reactivity order of all the metals.  Reactivity series:-  K>…

Q: Complete and balance the following oxidation–reductionreaction in basic solution:Cr(OH)3(s) +…

A: Cr(OH)3(s) + ClO-(aq)---->CrO42-(aq) + Cl2(g)

Q: Given the reaction,         Fe + MnO 4 - → FeO 4 -2 + Mn +4   a)  How many moles of the…

A:

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

A: In the following cell reaction, fluoride ion loses electrons and gets oxidized to fluorine. On the…

Q: an oxidátion-reduction reaction taking place QI uonent 3 NH3 (aq) + 8 MnO4 (aq) → 3 NO3 (aq) + 8…

A: First statement is false. NH3 is not the oxidizing agent as oxidizing agents are those chemical…

Q: + Mn2 2. Given a reaction in acidic medium: MnO, (w) + Fe" a) - Fe" a. What is oxidized and what is…

A:

Q: Which is the reducing agent in, Cu (s) + 2Ag+ (aq) → Cu2+ (aq) + 2Ag (s)? A. Cu2+ B. Ag C. Cu D.…

A: The reaction given is Cu (s) + 2 Ag+ (aq) → Cu2+ (aq) + 2 Ag (s)

Q: Based on given redox reaction; The solution of Fe2* that is obtained by dissolving 1.187 g of Iron…

A: We have to find the mass percentage

Q: Balance the following redox reaction: CuS + HNO, CUSO, + NO + H,O Determine the amount of CUSO,…

A: The given reaction is:     CuS + HNO3 → CuSO4 + NO + H2O Balancing Oxygen atoms: There are 3 Oxygen…

Q: What charge, in coulombs, is required to deposit 0.205 g Ag(s) from a solution of Ag *(aq)? О а. 197…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Complete and balance the following reactions (if no reaction, write NR). (A) Al(s) + HCl(aq) (B)…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Balance these equations for redox reactions occurring in ACIDIC MEDIUM. Identify the reducing agent…

A: Write oxidation and reduction half reactions and analyse how much electrons are being transferred…

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

A: A chemical reaction is symbolic representation of the conversion of substances to new substances. In…

Q: A waste water containing Fe(HCO3) 2 is discharged to a surface pond. Assuming complete oxidation of…

A: Solution =

Q: 19. In an electrolysis experiment, a student passes the same quantity of electricity through two…

A:

Q: 2) Four metals (A, B, C, and D) were studied for activity, and the following information was…

A: The series in which reactivity of metals is given from highest to lowest is known as reactivity…

Q: For each of the following reactions, complete and balance the equations taking place a. in acidic…

A:

Q: 2- Zn(OH), + 2Ag Zn + Ag,O+ H2O+ 2OH¯ In the above reaction, the oxidation state of zinc changes…

A: In the given reaction: The O.N. of the given species can be assigned as follows:

Q: Fe in ore can be analyzed by oxidizing Fe to Fe2+ then titrating  Fe2+with K2Cr2O7  .  See equation…

A: Titration is a slow addition of one solution of a known concentration to a known volume of another…

Q: 1. Balance the ff skeleton reactions and identify the oxidizing and reducing agents: a) O2(g) +…

A:

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

A: Oxidation half- cell exhibits the reaction of those species which undergoes oxidation. That is,…

Q: 3. Balance the following reaction equation in basic solution: 2- Mn04 (aq) + Cr(OH)3(s) - Mn02(s) +…

A: MnO4- (aq) + Cr(OH)3(s) -----> MnO2(s) + CrO42-(aq)

Q: K5[Mn(CN)6NO], Na3MnO4 and KMnO4 what are the oxidation numbers of manganese?

A: The oxidation state or oxidation number is the hypothetical charge that an atom would have if all…

Q: 4. Potassium dichromate, K,Cr,O,(aq), is a bright orange compound that can be reduced to a…

A:

Q: iii). The reducing agent for the forward reaction in: Mn²+ + Bi03 → MnO4 + Bi3+ is,

A: Given :-  Mn2+  +  BiO3- → MnO4-  +  Bi3+  To identify :-  Reducing agent in forward reaction

Q: Balance the following equation, which represents a reaction that occurs in basic aque- ous solution:…

A: In basic medium balancing of redox reaction follows certain rules. Separate and balance all…

Q: Hydrogen peroxide is an effective oxidizing agent, accepting two electrons. It will oxidizediron(II)…

A: Redox reaction are those reactions in which oxidation (loss of electrons) and reduction (gain of…

Q: 2. Balance the following redox reaction: KBRO3 (aq) + N2H4 (aq) → N2 (g) + KBr (aq) + H2O (1)…

A: 2. We have to balance reaction and identity Element getting reduced or oxidized. 3.  Concentration…

Q: 6. Balance these redox reactions, and identify the oxidizing agent and the reducing agent. a) CO(g)…

A: Balanced chemical equation is the one that contains equal number of atoms on both sides of the…