Redox Reactions
Topic Page
Redox Reactions
Questions
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Question #8340d
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What is a redox reaction?
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What is oxidation?
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What is reduction?
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Question #014c4
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Question #b58e9
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Question #56add
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Question #0853f
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Question #be12b
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Question #f7e3f
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What is the lead discharge battery?
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2.0 g of molybdenum (Mo) combines with oxygen to form 3.0 g of a molybdenum oxide. What is the equivalent weight of Mo in this compound?
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Question #e9551
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Consider the following reaction: #CaCO_3+SO_2 to CaSO_3+CO_2#. Here #SO_2# is oxidized to #CaSO_3#, so is #SO_2# a reducing agent or oxidizing agent? Kindly give your reason.
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What type of chemical reaction is #C_3H_8 + O_2 -> CO_2+H_2O#?
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What is a reducing agent?
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What are Reducing Agents? And why are they used in chemical reactions?
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Would this be a good reducing agent? Given the following standard reduction potential:
Cu2+(aq) + e- → Cu+(aq) Eo = 0.15V
Fe3+(aq) + e- → Fe2+(aq) Eo = 0.77V
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Identify the reducing agent in the following reaction?
#2NO_(2(g)) + 7H_(2(g)) -> 2 NH_(3(g)) + 4 H_2O_((g))#
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How do you determine the oxidizing or reducing agent in a redox equation?
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How do you determine the oxidizing or reducing agent in a redox equation?
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Does a reducing agent in a redox reaction gets reduced or oxidized?
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What are the five strong oxidizing agents?
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Question #221c2
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Are OXIDANTS and OXIDIZING AGENTS the same thing?
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Question #4badc
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In the redox reaction #AgNO_3 + Na -> NaNO_3 + Ag#, which element has been reduced?
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Are reduction reactions always endothermic?
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Are oxidation reactions always exothermic?
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Question #d98df
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In the combustion of hydrocarbon, carbon monoxide is formed. What has occurred?
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Question #def93
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Question #01b75
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What happens to a redox reaction when it is shown as half-reactions?
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In the chemical reaction #4Fe+3O_2 -> 2Fe_2O_3#, which elements are oxidized?
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In a redox reaction, what do oxidation and reduction mean?
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What part of a reaction involves oxidation or reduction, but not both?
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How do redox reactions interconvert electrical energy and chemic energy?
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How do you balance redox equations using the oxidation number change method?
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What are the characteristics of a redox reaction, and explain how to identify the oxidizing agent and the reducing agent?
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In a redox reaction, the substance that accepts electrons is said to be what?
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If an atom is not oxidized or reduced during a redox reaction what does not change?
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Question #044ba
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How do you write the balanced half equation for the oxidation of methanal (formaldehyde), #CH_2O# to #CO_2#?
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Redox refers to a substance gaining an electron and releasing what?
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What is redox?
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Question #69245
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Question #91da1
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How goes the redox reaction of burning methane?
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Can you represent the oxidation of sulfite ion, #SO_3^(2-)#, to give sulfate ion, #SO_4^(2-)#, accompanied by the reduction of #Cu^(2+)# to copper metal?
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Question #9ba07
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Identify the oxidizing agent and the reducing agent in the reaction below?
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How does charge conservation apply in redox reactions?
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What are redox reactions?
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Mg + Cl2 redox reaction explain?
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Question #025e7
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Redox problem?
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In the reaction #Mg(s) + 2HCl(aq) -> MgCl_2(aq) + H_2(g)#, what role does magnesium play?
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Is the dissolution of a solid metal in an acidic solution an example of a #"redox reaction?"#
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If the redox reaction in an electrochemical cell occurs naturally and produces electrical energy, what type of cell is it?
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What does the oxidizing agent do in a redox reaction?
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Is the reaction between natrium hydroxide and and hydrogen chloride a redox process?
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Question #acb97
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What volume of methanol (ρ=0.8g/cm^3) needs to be oxidized to produce 500mL 40% formaldehyde (ρ=1.11g/cm^3)?
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Question #43843
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Do reduction and oxidation occur simultaneously in a redox reaction?
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Do reduction and oxidation occur together?
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Why is the oxidation of #Mn^(2+)# in ACIDIC media represented differently to the oxidation of #Mn^(2+)# in an ALKALINE medium? What do we mean by #H^+# or #H_3O^+#?
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Question #1044b
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Iron is extracted from iron ore. Part of the process involves reduction of the ore with carbon monoxide. Iron ore contains iron oxide (#Fe_2O_3#). How would you write a balanced equation for the reaction of iron oxide with carbon monoxide?
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Question #a4695
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Write following electron transfer half equations:
1) Barium reacts with dilute nitric acid
2) Lithium reacts with dilute sulfuric acid?
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Question #c79b3
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How can #"MnO"_4^(2-)(aq)# disproportionate to form #"MnO"_4^(-)(aq)# and #"MnO"_2(s)#?
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In the redox reaction, which is the reducing agent? #MnO2(s) + 4H(aq) + 2Cl^(-)(aq) -> Mn^(2+)(aq) + 2H_2O + Cl_2(g)#?
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How do you solve and represent #"disproportionation reactions"#? Is there an easy way to do this?
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What is the overall voltage for a redox reaction with the half reactions #Ag^+ + e^(-)
-> Ag(s)# and #Cu(s) -> Cu^(2+) + 2e^-#?
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Permanganate ion is reduced to #MnO_2#, and ammonia is oxidized to nitrate ion. Can you write a balanced chemical equation to represent the redox process?
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What is the oxidation number of oxygen in #OF_2(g)#?
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What is the basic formula of a redox reaction?
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How do acids corrode copper?
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Which substance is oxidized ad which is reduced in the following redox reactions?
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How does methane react with oxygen gas?
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Question #954ac
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How do we represent the reaction of hydrochloric acid with stoichiometric calcium carbonate? Do we need to consider oxidation states?
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How is the oxidation of aluminum metal by acid, hydrogen ion, represented?
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What happens to an oxidizing agent during a redox reactions?
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When the redox equation #Cr^(3+)(aq) + 3Mn(s) -> Mn^(2+)(aq) + Cr(s)# is completely balanced, what will the coefficient of #Cr^(3+)(aq)# be?
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How does yougurt turn sour when you put a metal spoon in it for too long?
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Question #a773a
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Question #8ab70
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Why must the number of electrons lost equal the number of electrons gained in every redox reaction? Use 4 – 5 sentences to address this question.
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Aluminum, #"Al"#, produces #"H"_2# bubbles when immersed in #"HCl"#, mercury, #"Hg"# does not. Which is the strongest reducer?
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Which of the following is a redox reaction?
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When sodium chlorate (I), NaClO is heated, sodium chlorate (V) and sodium chloride are formed. What is the ionic equation for this reaction? What type of reaction is this?
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In terms of electron gain and loss, and half equations why is Cl2+2NaI -> 2NaCl+I2 a redox reaction? (6 mark question)
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Write the complete stoichiometric equation for the reaction?
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Complete the half equation?:
#MnO_4^-" + X -> Mn^2+Y#
What are X and Y?
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What is Redox reaction?
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Balance the following redox reaction in acidic solution?