04:11What Are Redox Reactions? (Oxygen Exchange) | Reactions | Chemistry | FuseSchoolFuseSchool - Global Education524views
Multiple ChoiceWhich element is being reduced in the following reaction? Cr2O72- + 3 HNO2 + 5 H+ → 2 Cr3+ + 3NO3- + 4 H2O1769views1rank3comments
Multiple ChoiceIdentify the oxidizing agent and reducing agent from the following redox reaction. Ba (s) + Cl2 (g) → BaCl2 (aq)2261views6rank1comments
Multiple ChoiceWhich element is oxidized and which is reduced in the following reaction?Hg (aq) + HgCl2 (aq) → Hg2Cl21177views5rank1comments
Multiple ChoiceWhich of the following represents an oxidation-reduction reaction? I. PCl3 (aq) + Cl2 (g) → PCl5 (aq) II. 2 AgNO3 (aq) + Cu (s) → Cu(NO3)2 (aq) + 2 Ag (s) III. CO2 (g) + 2 LiOH (aq) → Li2CO3 (aq) + H2O (l)IV. FeCl2 (aq) + 2 NaOH (aq) → Fe(OH)2 (aq) + 2 NaCl (aq) 1330views11rank4comments
Multiple ChoiceWhat is the oxidizing agent in the following reaction? 3 PbO (s) + 2 NH3 (aq) → N2 (g) + 3 H2O (l) + 3 Pb (s)327views
Open QuestionA substance with the potential to cause reduction in another substance is __________.236views
Open QuestionA substance with the potential to cause oxidation in another substance is __________.235views
Open QuestionWhich of the following is true about a redox reaction? In a redox reaction, the reducing agent loses electrons. In a redox reaction, the oxidizing agent loses electrons. In a redox reaction, the oxidized species gains electrons. In a redox reaction, the reduced species loses electrons.289views
Open QuestionIdentify the oxidizing agent and the reducing agent for 4Li(s) + O2(g) → 2Li2O(s)225views
Open QuestionWhat element is being reduced in the following redox reaction? Cr(OH)4-(aq) + ClO-(aq) → CrO42-(aq) + Cl-(aq)280views
Open QuestionWhich element is reduced in this reaction? 2KMnO4 + 3Na2SO3 + H2O → 2MnO2 + 3Na2SO4 + 2KOH235views
Open QuestionA chemical reaction that has the general formula of AB → A + B is best classified as what type of reaction?225views
Open QuestionWhich of the following statements is true about the reaction between zinc and copper sulfate?342views1rank
Open QuestionIdentify the oxidizing agent and the reducing agent for 4Li(s) + O2(g) → 2Li2O(s).214views
Open QuestionWhich of the following is true about a redox reaction? In a redox reaction, the reducing agent loses electrons. In a redox reaction, the oxidizing agent loses electrons. In a redox reaction, the oxidized species gains electrons. In a redox reaction, the reduced species loses electrons.533views
Open QuestionThe presence of which reactant is the best indicator of an oxidation-reduction reaction?238views
Open Questionin a reaction, a molecule loses an electron. this is an example of which type of reaction?198views
Open QuestionUse the information in the aleks data tab to sort the following chemical species by reducing power.219views
Open QuestionIn the reaction shown below, which substance is oxidized? 2 Cr(s) + Fe2O3(aq) → Cr2O3(aq) + 2 Fe(s)181views