Which of the following statements is FALSE ? Oxidation number of C in CO32- (aq) is +4 Oxidation number of metallic Al (or Al (s)) is +3 O Oxidation number of Mg2+ (aq) is +2 Oxidation number of N in N20 (g) is +1

Q: In which compound is the oxidation state of oxygen (a) O2 (b) H2O (c) H2SO4 (d) H2O2 (e) KCH3COO?

A: Solution-Oxygen generally has an oxidation state of -1 in case  there is an (-O-O_) single bond; (a)…

Q: What is the oxidizing agent? Bi(OH)3 + SnO22– → Bi + SnO32–

A: When any species accepts one or nore electrons, then it is reduced, i.e reduction occurs here. And…

Q: How many grams of the following oxidizing substances constitute the gram milliequivalent weight each…

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Q: How many grams of Cr would plate out from a solution of Cr(NO3)3 when 9.65 × 105 coulombs of charge…

A: Since Cr is initially in Cr3+ state in  Cr(NO3)3  Hence the reaction for Cr3+  is  Cr3+  + 3 e-…

Q: oxidized

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Q: 0 +5 +1 +4 +H2O 2H2 so, 2S(e)2HNO N2 O 3(aq) 3(aq)

A: The oxidation state of sulfur is determined as follows:

Q: Rank the following according to oxidation number on chlorine.  (#1 lowest) HOCl, Cl2, AlCl3, ClO2

A: Let the oxidation state of Cl in HOCl be x. The sum of oxidation states of H, O and Cl is 0 since…

Q: The balanced equation for an oxidation-reduction reaction taking place in aqueous solution is 3 NH3…

A: Redox reactions are a type of reaction in which, reduction and oxidation both take place…

Q: 16.7 mL of 0.15 N KMnO4 solution was added to completely oxidize the sodium oxalate in a 0.50 g…

A: Given that -  Volume of KMnO4 solution = 16.7 mL  Normality of KMnO4 Solution = 0.15 N  Mass of…

Q: A good method of preparing pure oxygen on a small scale is the decomposition of KMnO4 in a vacuum…

A: Given equation is, Potassium is an alkali metal, so, potassium is assigned the oxidation number +1.…

Q: In compounds, the metals of groups 1 have oxidation numbers of +1. Select one: O True O False

A: Group 1 metals also known as alkali metals  have the general electronic configuration 1s1.

Q: Magnesium metal (a component of alloys used in aircraft and a reducing agent used in the production…

A: At first we will calculate the mass of magnesium present in sea water. Mass of Mg = volume of sea…

Q: The following is a proposed redox reaction, what is happening to the phosphorus in this reaction.…

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Q: Predict which of the following metals reacts with water at room temperature.(a) Li(b)Mg(c) Ca(d) Al

A: Predict which of the following metals reacts with water at room temperature.(a) Li(b)Mg(c) Ca(d) Al

Q: 4.43 Arrange the following species in order of increasingoxidation number of the sulfur atom:

A: Suppose that oxidation number of Sulfur in each molecules is "a" Given molecules are part…

Q: Fe2S3(s)  Oxidation state of Fe : Oxidation state of S : HNO3 Oxidation state of H  : Oxidation…

A: Oxidation state of all the compounds has been given below.

Q: Identify the oxidation state of manganese (Mn) in each substance. Mn2O3   Mn(NO3)2   MnO2…

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Q: For the following reaction: 18 H+ (aq) + 6 MnO4-(aq) + 5 I– (aq) → 6 Mn2+ (aq) + 5 IO3– (aq) + 9…

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Q: What is the oxidation state of iron (Fe) in the product Fe2O3(s)?   What is the oxidation state of…

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Q: Electric generating plants transport large amounts of hot water through metal pipes, and oxygen…

A: Given reaction:  N2H4 (aq)  + O2 (g) -----> N2 (g) + 2 H2O (l)

Q: In the following reaction which element got oxidized: 3HNO3 (aq) + Al(s) → Al³* + 3NO2(g) O a.…

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Q: What is the oxidizing agent in the following reaction? + 4 NO + 6 H2O 4 NH3 + 5 02 O a. 02 O b. NH3…

A: O2 is oxidising agent because it gets reduced. So option A is correct answer.

Q: Determine the oxidizing agent in the following reaction. Ni(s) + 2A9CIO,(aq) - Ni(CIO,),(aq) +…

A: To solve this problem first we have to see the oxidation state of elements is changing or not . Then…

Q: A Find the oxidation states of the following 1. Mn in Na MnO. 2. K in KHSO, 3.0 in Al (OH),

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Q: 14) The oxidation number of sulfur in the thiosulfate ion, S2O32- is A) +2 в)-2 C) +3 D) +4 E) +6

A: Oxidation state or oxidation number refers to the number assigned to the atom of a chemical compound…

Q: Se + Cr(OH)3 → Cr + SeO32−(Basic) For the redox reaction shown above, determine which of the…

A: Oxidation: Increase in positive oxidation state or decrease in negative oxidation state Reduction:…

Q: Using this reaction, which statement below is true? Pb(s) + PbO21s) + 2H2SO4(aq) → 2 PBSO4(aq) +…

A: Using the given reaction, which statement is true has been identified.

Q: Consider the reaction of 0.191 g of aluminum metal with 50.0 mL of 0.235 M Co(NO3)2. As Al is the…

A: Oxidation: It is a type of process that occur when there is a increase in the oxidation state of the…

Q: Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below.…

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Q: In the industrial production of nitric acid the following changes occur: phase 1 phase 2 phase…

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Q: A 4.510 g rock sample is dissolved in strong acid and treated with a reducing agent so that all the…

A: In this reaction Fe 2+ oxidised to Fe3+ and MnO4- reduced to Mn2+ . After balance the reaction we…

Q: What happens to the chlorine (in CIO3) in the following redox reaction? CIO3 +l→ Cl +12 O a. It is…

A: In this question we have to tell change in oxidation number of chlorine in redox reaction.

Q: Write the balanced NET ionic equation for the reaction when Mn(C₂H₃O₂)₄ and (NH₄)₂S are mixed in…

A: Net Ionic equation , we only write the ions which takes part in the chemical reaction. We eliminate…

Q: a. What is the oxidizing agent in this reaction? 2A1(s) +3F2 (9) 2AIF3(s) O Al OF b. What is the…

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Q: In the balanced redox reaction below, label the following: 2Bro3 (aq) + 3N2H4(g) → 2Br (aq) +6H20()…

A: Applying concept of oxidation and reduction.

Q: In the following reaction, which element is oxidized? - Fe + CuSO4 Cu + FeSO4 - Select one: а. Cu O…

A: Ans is given as the following

Q: What is oxidation? What is reduction? What is an oxidizing agent? What is a reducing agent? Explain…

A: Oxidation refers to the reactions which involve the addition of oxygen or the removal of hydrogen.…

Q: Determine the oxidation numbers of the elements in the following:

A: Oxidation number or oxidation state is defined as the number that is assigned to elements present in…

Q: Determine the oxidation states of the elements in the compounds listed. None of the…

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

Q: If 100 ml of a solution contain a mixture of 0.158 g KMNO4 and 0.490 g of K2Cr2O7, a)What is the…

A: Mass of KMnO4 = 0.158 g Mass of K2Cr2O7 = 0.490 g Volume of solution = 100 mL Normality of FeSO4 =…

Q: Complete and balance the following reactions (if no reaction, write NR): Zn(s) + H2SO4 (dilute), Mg…

A: Interpretation- To complete and balance the given reaction

Q: The oxidation state of phosphorus in Mg3(PO4)2 is Group of answer choices +6 0 +5 +2 +4

A: Oxidation state of the any element in its compound is depends upon its valency and the…

Q: An aqueous solution of SO2 reduces (a) aqueous KMnO4 toMnSO4(aq), (b) acidic aqueous K2Cr2O7 to…

A: Balanced Chemical equation is the one in which the stoichiometric coefficients of the reactants are…

Q: Hi, Assign an oxidation state to this atom in each polyatomic, CrO4-2

A: Since oxygen has 6 electrons in its valence shell. Hence it will need 2 electrons to complete its…

Q: Give

A: We will. Calculate oxidation number

Q: A. +2 13. In the reaction, 2H₂ (g) + O₂ (g) → 2H₂O (g), which of the following is the oxidizing…

A: Since you have asked multiple questions, we will answer the first three for you. Kindly post the…

Q: Calculate the oxidation number of: a. S in SO3^2- b. P in PO3^3- c. N in NO3-

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Q: 2HPO32- + Si+ H2O = SiO32- + 2H2PO2- In the above reaction, what are the oxidation states of…

A: The balanced chemical equation is given as follows:

Q: Balance the following equations by oxidation-reduction methods; note that three elements change…

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Q: Which of the following is the oxidation state of phosphorus in H3 PO3 ?

A: Given :- H3PO3 (orthophosphorus acid)  To determine :- oxidation state of P in H3PO3