Which of the following ions is most easily reduced? (a) Cu2+(aq) (b) Zn2+(aq) (c) Fe2+(aq) (d) Ag+(aq) (e)A13+(aq)

Q: Balance the following redox reaction if it occurs in H,SO4. What are the coefficients in front of…

A: The Coefficients are given as -

Q: 4.114 Chemical tests of four metals A, B, C, and D show thefollowing results.(a) Only B and C react…

A: According to (a), when B and C will form H2 gas when reacted with HCl. The addition of H2 indicates…

Q: How many amperes are required to deposit 0.165 grams of aluminum metal in 321 seconds, from a…

A: According to first law of faradays:  w=Z*i*t w=(molecular mass * i * t) / (n-factor * 96500) here,…

Q: A laboratory experiment was done by allowing iron and a sample of zinc come into contact, the zin…

A: Answer : All above reaction done due to reduction potential difference. Reduction potential chart :…

Q: How many amperes are required to deposit 0.166 grams of iron metal in 435 seconds, from a solution…

A: We have 0.166 grams Fe deposit. 435 seconds time is used . We have to calculate the current passed.…

Q: For the redox reaction given below complete the following: Al (s) + H,SO, (aq)- Al;(SO); (aq) + H,…

A: We have to find the following of given reaction (1)element  reduced  (2)oxidising agent  (3)…

Q: (7.2a, continued) Complete and balance the following by ion-electron method. Reactions are taking…

A: Note: As per our guidelines, we are supposed to answer only the first question (i.e. question number…

Q: Balance the following reaction in acidic solution. 3+ Cr20, (aq) + HNO2(aq) → Cr" (ag) + NO, (aq)…

A: We have to balance the given reaction in acidic medium.

Q: How many amperes are required to deposit 0.295 grams of tin metal in 334 seconds, from a solution…

A: By Faraday's law: w = E×I×tF  0.295 = 118.7×I×3342×96500   I = 1.44 A 1.44 Ampere electric current…

Q: For the following electron-tran Hg(aq) + Cu(s) → Hg(1) The oxidation half-reaction is The reduction…

A: The loss of electron is known as oxidation and the gain of electron is called as reduction. In other…

Q: How many amperes are required to deposit 0.227 grams of tin metal in 546 seconds, from a solution…

A:

Q: In the following oxidation-reduction, + cian + Sn, -2 H (aq) + NO, SnCl. Sncl, (aq) + NO 2(g) + H,0…

A: The question is based on the concept of redox reactions. we have to identify the oxidizing agent in…

Q: Cro,+ HNO7 NO3 Cr Water appears in the balanced equation as a (reactant, product, neither) with a…

A:

Q: B. Basic Medium MnO4 + so,?- So,- MnO2 + Balanced equation: Reducing Agent: Oxidizing Agent:

A:

Q: Determine the oxidation number of the indicated element in each of the following compounds or ions…

A:

Q: 4) Balance the following Redox equation by the oxidation numbe )C,0, + CO-CI, + CO, b) Al,O, + F,…

A: The oxidation number on Cl and C atom is assigned as shown below. Determining the increase and…

Q: When the following redox equation is balanced in acidic solution what is the coefficient in front of…

A: The given reaction is:

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: The purity of the salt Sn3(PO4)2 (546.0727), was determined by the redox titration with KMnO4. Half…

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

Q: When the following skeletal equation is balanced under acidic conditions, what are the coefficients…

A: Redox reaction: It is a chemical reaction, where both the oxidation and reduction occur at the same…

Q: What is the oxidation number of phosphorous in PO3?-?

A: The oxidation number of phosphorous in PO32- can be determined as follows:  The oxidation number of…

Q: What is the oxidation number of I in KIO, ? 0+1

A:

Q: How many amperes are required to deposit 0.269 grams of cobalt metal in 322 seconds, from a solution…

A:

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: How many amperes are required to deposit 0.226 grams of copper metal in 708 seconds, from a solution…

A: Copper  Mass (m) = 0.226 g Molar mass (W) = 63.54 g/mol Current (I) =  ? ( In ampere ) Time = (t) =…

Q: The first reaction you will be performing is the reduction of the permanganate ion MnO4– by the iron…

A:

Q: How many amperes are required to deposit 0.257 grams of cobalt metal in 791 seconds, from a solution…

A:

Q: Oxidation number of Mn in KMnO4 is

A: Oxidation state or oxidation number is the charge acquired by any atom when it forms ionic bonds…

Q: Balance the following reaction in basic solution CIO'-+ S2O32 Cl'-+ SO,?-

A: The given reaction is, ClO- + S2O32- → Cl- + SO42-

Q: A quick change solution to the electric vehicle problem is the zinc slurry battery system. In this…

A: #(b): In a zinc slurry battery system, O2(g) is reduced at cathode to form OH-(aq), and Zn(s) is…

Q: Which substance functions as a reducing agent in the following reaction CH4+ 2O2-->CO2+ 2H2O

A: Given information:

Q: Balance the following reaction in a basic solution. Please show all steps. (meaning first divide the…

A: Given redox reaction is :  Cr2O72¯ + I2 ⟶⟶  Cr3+ + IO3¯  Balance the redox reaction in basic medium…

Q: In a Li-ion battery the composition of the cathode isLiCoO2 when completely discharged. On…

A: a.Lithium -ion battery is a rechargable battery, where lithium ions move from the negitive electrode…

Q: How many amperes are required to deposit 0.173 grams of iron metal in 766 seconds, from a solution…

A: The deposition of one mole of Fe occurs as follows: Fe2+ +2e- --> Fe so, for the deposition of 1…

Q: oxygen in its compounds such as H2O, H2O2, OF2 has different oxidation numbers. Which of the above…

A: Oxidation number of O in H2O2 is -1 Oxidation number of O in H2O is -2 Oxidation number of O in OF2…

Q: Practice 17.4 Balance these equations using the change-in-oxidation-number method: (a) HNO, + S NO,…

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

Q: In the following reaction, which element in what species is reduced? Zn (s) + 2 HCI (aq) → ZnCI,…

A: We have given that  Zn(s) + 2HCl(aq) ---->  ZnCl2(aq) + H2(g)

Q: How many amperes are required to deposit 0.291 grams of magnesium metal in 213 seconds, from a…

A:

Q: Complete the following statements: 2Ag+ + Cu 2Ag + Cu²+ In the redox reaction shown above, the…

A: In a electrochemical reaction, the gain of electrons is called reduction and loss of electrons is…

Q: .... 8:46 Which substance is the reducing agent in the following reaction? Ca(s) Zn 2(aq) Ca (aq) +…

A: The substance which under go oxidation is also called reducing agent. In the given reaction Ca(s) +…

Q: Balance the given reactions by change in the ox. no. method. Identify the oxidizing agent and…

A: we need to balance the equation PbO2 + HI → PbI2 + I2 + H2O

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

A: Reaction of Fe(C2O4)2- with Hydrogen peroxide is given below:

Q: Fill in necescary information to bdance the redox reaction in neutral condition. -2 Fe + Cu*2 + SO4…

A: The given reaction is, Fe+Cu2++SO42-→Cu+2Fe3++3SO42- There are 3 SO42- ions on right side of the…

Q: Which of the situations below is unlikely? a. A magnesium bar is attached to a buried iron pipe to…

A: The correct option is:

Q: Balance the following redox reaction under acidic conditions.IO4- (aq) + Cr3+ (aq) → IO3- (aq) +…

A: In the above reaction we can see that Cr3+ is being oxidised to Cr6+ and I7+ is being reduced to I5+…

Q: give the oxidation number for the indicated element in the following compound  S in H2SO3

A: Solution: In the given compound sulphur is the central atom. Two hydrogen atoms attached to two…

Q: What is the oxidation number of nitrogen (a) in aluminum nitride, AlN, and(b) in nitric acid, HNO3?

A: To determine the oxidation number of N in AlN and HNO3 To find the oxidation number of N we should…