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2. What is the oxidation state of Mn in KMnO4? Write a chemical reaction for the...
Name Classwork: Ch. 4 Chemical Reactions 1. Write the balanced ionic equation and net ijonic equation for the following molecular equation. 000H +bos be)os H + 8 2. Write the balanced molecular equation, ionie equation, and net ionic equation for the following reaction. Iron(III) sulfate is added to sodium sulfide to produce iron(II) sulfide and sodium sulfate. 3. Balance the following redox reaction, identify the oxidation states of each element, identify which elements are oxidized and which are reduced, write...
Figure out whether the balanced chemical reaction shown below involves oxidation reduction. If it does figure out which element becomes oxidized by the reaction and which element becomes reduced by the reaction. Pick the correct statement about this reaction from the multiple choices. 4 KMnO4(aq) + 5 CH3OH(aq) + 12 HCl(aq) 4 MnCl2(aq) + 5 HCO2H(aq) + 4 KCl(aq) + 11 H2O(l) a) This reaction is not a redox reaction. b) In this reaction H becomes oxidized and Cl becomes...
Consider the chemical reaction below, KMnO4 + Na2SO3 + H2O → MnO2 + Na2SO4 + KOH Determine if each of the following statement is True or False. 1. The oxidation state of Mn in MnO2 is +2. 2. The oxidation state of S in Na2SO3 is the same as that in Na2SO4. 3. MnO4− gains electrons to form MnO23. 4. Na2SO3 is the oxidizing agent.
A solution is prepared by dissolving 200.0 g of iron (III) chloride (162.2 g/mol) in 200.0 mL of water. What is the molarity of the solution?
1. Write a complete, balanced chemical equation, with state symbols, for the reaction of aluminum with an aqueous solution of hydroiodic acid. 2.This question refers to the reaction described in problem 1. Identify the limiting reactant given 0.30 mol of aluminum and 1,200 mL of 0.30 M hydroiodic acid solution. Show the steps of the least product method. Write an outline of your major steps before “plunging” into the answer. 3. A solution of ammonium chloride reacts with a solution...
1. Write a balanced chemical equation for the oxidation of zinc metal (Zn) by copper(II) ions (Cu?") in a copper sulfate solution. Note that copper(II) sulfate completely dissociates in aqueous solution and forms Cu2+ (aq) and SO,- (aq) in water. Zinc metal is a solid and should be represented as Zn (3) Write a chemical equation for the decomposition of limestone (CaCO,) by heating to high temperature to drive off carbon dioxide. The other product of this decomposition reaction is...
17) Determine the oxidizing agent in the following reaction. Ni(s) + 2 AgClO4(aq) → Ni(ClO4)2(aq) + 2 Ag(s) A) Ag B) Ni C) CI D) O E) This is not an oxidation-reduction reaction. 18) When an aqueous solution of manganese (II) nitrate is combined with an aqueous solution of ammonium sulfide, what should precipitate out? A) Mns B) Mn(SO3)2 C) Mn(SO4)2 D) Mn 2503 E) Mn 2504 19) If 4.89 g of ZnCl2 is dissolved in enough water to give a total...
B. Write a balanced chemical reaction for the following word equations. (7 points) a. Potassium chlorate decomposes to form potassium chloride and oxygen. b. Aqueous solutions of copper (II) nitrate and sodium hydroxide react to form solid copper (II) hydroxide and a solution of sodium nitrate. b. Aqueous solutions of copper (II) nitrate and sodium hydroxide react to form solid copper (II) hydroxide and a solution of sodium nitrate. c. Diphosphorous tetrabromide reacts with fluorine gas to produce diphosphorous tetrafluoride...
Name Chapter 4 Classwork Part 2 Chemical Reactions 1. In the following redox reaction, identify the oxidation and reduction half-reactions. Which element is oxidized and which element is reduced? 4NH,+3Ca(CI)2N2+6H2O+3CaCl 2. The oxidation number of N in NaNO, is 3. The oxidation number of S in K2SO, is 4. The oxidation number of Mn in KMnO4 is 5. The oxidation number of Fe in KaFe(CN)s is 6. The oxidation number of Cr in CrO is 7. The oxidation number of...
please consider the reaction below Fe^2+(aq)+MnO-4(aq)>Fe^3+(aq)+Mn^2+(aq) write the oxidation half-reaction and balance write the reduction half-reaction and balance combine both half-reactions and balance