Which of the following is being oxidized? Cu + 4HNO3 – Cu(NO3)2 + 2NO2 + 2H2O

Q: A 1.1324 g sample of magnetite ore was dissolved in concentrated HCl to give a solution that…

A: Mass of Fe = 55.845 g/molMass Fe2O3 = 159.69 g/mol

Q: A potassium permanganate solution is prepared by dissolving 4.68 g KMnO4 in water and diluting to…

A: Mass of KMnO4=4.68g  Molar Mass of KMnO4=158.034g/mol  No. of moles of KMnO,n=mass of KMnO4Molar…

Q: Permanganate, MnO4–, can act as an oxidizing agent in both acidic and basic aqueous solutions.…

A: i) The reaction given is, => MnO4- + Al --------> MnO2 + Al(OH)4-…

Q: Copper corrodes to cuprous oxide, Cu2O, or cupric oxide, CuO, depending on environmental…

A: The oxidation state of copper in cupric oxide is to be calculated

Q: An ore containing magnetite, Fe3O4 was analyzed by dissolving a 1.5419 g sample in concentrated HCl,…

A:

Q: Permanganate, MnO4–, can act as an oxidizing agent in both acidic and basic aqueous solutions.…

A: The given reaction is :               MnO4- + Al → MnO2 + AlOH4- Here, Mn is getting reduced from +7…

Q: For the following redox reaction, balance the equation under ACIDIC CONDITIONS. Cu   +   NO3-…

A: 1) Oxidation Half Reaction :  In this half reaction two electrons removed from the Cu and forming…

Q: Consider the following equation: CuSO4•5H2O + Fe → FeSO4 + Cu + 5H2O. Which substance is oxidized…

A: Loss of electron is oxidation and gain of electron is reduction.Given reaction is redox reaction in…

Q: What is the oxidation state of Cl in CaOCl2 ?

A: Chlorine is a halogen which can exist in various oxidation states. Its oxidation states include -1,…

Q: An ore containing magnetite, Fe3O4, was analyzed by dissolving a 1.5419-g sample in concentrated…

A: The question is based on the concept of quantitative analysis. we need to identify mass percentage…

Q: I asked for the equilibrium concentration of [N2O]

A: Here, we have to find equilibrium concentration of [N2O]

Q: Predict the Product and balance the following reaction, including physical state.…

A: Fe(C2H3O2)2(aq)+Li2S(aq)=Fes(aq)+2HC2H3O2

Q: What is the balanced oxidation and reduction equations for the reactions taking place in a Fe and Cu…

A: Since iron have more negative value of reduction potential than the reduction potential of copper so…

Q: Use oxidation numbers to show that the production of iron metal from its ore 1Fe2O32 by reaction…

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

Q: Describe the reaction Cu + 4HNO3 → Cu(NO3)2 + 2 NO2 + 2 H2O

A: In this reaction Cu is oxidised from 0 to +2 and N is reduced from +5 to +4  So this is redox…

Q: Copper(I) disproportionates to copper metal and copper(II) ion.  2 Cu+(aq) --> Cu(s) + Cu2+(aq)…

A: A disproportionation reaction is the one in which a single species get oxidized and reduced at the…

Q: What element is oxidized in the following chemical reaction? Cu + 2H2SO4 → CuSO4 + SO2 + 2H2O

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

Q: Using data from Appendix E, calculate the equilibrium constant for the disproportionation of the…

A: Cu+(aq) -----------------> Cu2+ (aq) + e-            E0 = -0.15v Cu+ (aq)+ e- --------------->…

Q: The standard reduction potential for the reaction [Co(H2 O)6]3+(aq) + e− ⟶ [Co(H2 O)6]2+(aq) is…

A: Consider following equation, The complex [Co(H2O)6]2+ can be oxidized to Co3+, when the cell…

Q: What is the assigned oxidation number for molybdenum in aluminum molybdate Al2(MoO4)3

A: We have to tell oxidation number for molybdenum in aluminum molybdate

Q: What happens in this reaction? 3Zn(s) + 2Cr3*(aq) 2Cr(s) + 3Zn2*(aq)

A: The species whose oxidation number increases is oxidized  The species whose oxidation number…

Q: Balance the following redox reaction in an acidic solution: a. Cr2O72-(aq) + C2H5OH(l) →Cr3+(aq) +…

A: Oxidation means loss of electrons and reduction means gain of electrons.

Q: Which substance is the oxidizing agent in the reaction below? Fe(CO)5 (l) + 2HI (g) →→ Fe(CO)4I2…

A: Oxidising agent are those species in any reaction, which itself gets reduced so that it can oxidise…

Q: Which element is oxidized in the reaction?   Fe2O3 + Al →Al2O3 + Fe

A: Which element is oxidized in the reaction? Fe2O3 + Al →Al2O3 + Fe

Q: Permanganate, MnO4–, can act as an oxidizing agent in both acidic and basic aqueous solutions.…

A: Oxidizing agent is the species that reduce itself and oxidize the other species.

Q: What is the gas produced when iron(II) sulfide is treated with a nonoxidizing acid?

A: Given: Iron(II) sulfide

Q: Balanced overall reaction for RHR: Cu2+(aq) + 2e- → Cu(s) and O2(g) + 4H+ (aq) + 4e- → 2H2O

A: Well, to balance the redox reaction we have to balance the number of electron of both the reduction…

Q: Write the expression for the equilibrium constant Kc for the following equation. FeO(s) + CO(g) ↔…

A: Given :- FeO(s) + CO(g) ↔ Fe(s) + CO2(g)  To write :- Kc expression for given reaction

Q: Ni content of the steel can be determined by the precipitation gravimetric analysis. For this…

A: The complex of Ni forming is Ni(DMG)2

Q: Write the balanced equation,oxidizing agent, reducing agent, product of oxidation and product of…

A: Oxidation is the process that involved the loss of electrons and oxidized to cation whereas…

Q: Cu(OH)2 → CuO + H2O

A: A decomposition reaction can be defined as a chemical reaction in which one reactant breaks down…

Q: Assign oxidation numbers to each of the following species: • NH4Br • NaCl • H2O • CaCO3 • Fe2O3 •…

A:

Q: Describe the reaction Cu (s) + HNO3 (aq)  →

A:

Q: draw the structure of Cu(NO3)2

A: The structure of copper nitrate is drawn in step two.

Q: 1. Balance the following oxidation – reduction reaction occurring in an acidic solution. MnO4–(aq) +…

A:

Q: Given the following reaction, what is the oxidizing agent? 2FE203(1) + 3C(s) 3CO2(g) + 4Fe(1)…

A: An oxidising agent ,or oxidant ,gains electrons and its it is reduced in a chemical reaction .Also…

Q: What are the oxidation numbers of Fe2O3

A: Basic Oxidation number of oxide O2- is -2 There are three Oxygen atom, so 3×(-2)= -6 Let us consider…

Q: For which of the following starting materials would there be NO reaction: Mn (s) + FeO O Mg (s) +…

A: Given reactions,       Mn(s)  +  FeOMg(s)  +  Al2SCd(s)  +  Zn(C2H3O2)2Fe(s)  +  AgNO3