04:11What Are Redox Reactions? (Oxygen Exchange) | Reactions | Chemistry | FuseSchoolFuseSchool - Global Education480views
Multiple ChoiceWhich element is being reduced in the following reaction? Cr2O72- + 3 HNO2 + 5 H+ → 2 Cr3+ + 3NO3- + 4 H2O1697views1rank3comments
Multiple ChoiceIdentify the oxidizing agent and reducing agent from the following redox reaction. Ba (s) + Cl2 (g) → BaCl2 (aq)2163views6rank1comments
Multiple ChoiceWhich element is oxidized and which is reduced in the following reaction?Hg (aq) + HgCl2 (aq) → Hg2Cl21119views6rank1comments
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) 1263views11rank4comments
Multiple ChoiceWhat is the oxidizing agent in the following reaction? 3 PbO (s) + 2 NH3 (aq) → N2 (g) + 3 H2O (l) + 3 Pb (s)281views
Open QuestionA substance with the potential to cause reduction in another substance is __________.191views
Open QuestionA substance with the potential to cause oxidation in another substance is __________.185views
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.247views
Open QuestionIdentify the oxidizing agent and the reducing agent for 4Li(s) + O2(g) → 2Li2O(s)191views
Open QuestionWhat element is being reduced in the following redox reaction? Cr(OH)4-(aq) + ClO-(aq) → CrO42-(aq) + Cl-(aq)235views
Open QuestionWhich element is reduced in this reaction? 2KMnO4 + 3Na2SO3 + H2O → 2MnO2 + 3Na2SO4 + 2KOH200views
Open QuestionA chemical reaction that has the general formula of AB → A + B is best classified as what type of reaction?194views
Open QuestionWhich of the following statements is true about the reaction between zinc and copper sulfate?298views1rank
Open QuestionIdentify the oxidizing agent and the reducing agent for 4Li(s) + O2(g) → 2Li2O(s).177views
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.478views
Open QuestionThe presence of which reactant is the best indicator of an oxidation-reduction reaction?198views
Open Questionin a reaction, a molecule loses an electron. this is an example of which type of reaction?166views
Open QuestionUse the information in the aleks data tab to sort the following chemical species by reducing power.183views
Open QuestionIn the reaction shown below, which substance is oxidized? 2 Cr(s) + Fe2O3(aq) → Cr2O3(aq) + 2 Fe(s)144views