Redox Reactions questions
1186 published questions with worked solutions.
- In the oxidation of N_2H_4 to N_2, the equivalent weight of N_2H_4 would be…..
- Al reduces most of the metallic oxides due to its greater affinity for:
- A colourless gas which burns with a blue flame and reduces CuO to Cu is:
- Iodine is decolourised by:
- The reducing power of divalent species decreases in the order:
- In Kjeldahl's method, ammonia from 5 g of food neutralizes 30 cm³ of 0.1 acid. The percentage of nitrogen in the food is
- Statement 1: Equivalent of K₂Cr₂O₇ has 1 equivalent of K and Cr and O each. Statement 2: A species contains the same number of...
- Statement 1: Equivalent weight of ozone for the change O₃ → O₂ is 24. Statement 2: 1 mole of O₃ on decomposition gives 3/2 moles...
- Zn–Cu couple, used as a reducing agent, is
- Volume of 0.1 M K_2Cr_2O_7 required to oxidise 35 mL of 0.5 M FeSO_4 solution is
- How much K_2Cr_2O_7 (Mol. wt. =294.19) is required to prepare one litre of 0.1 N solution?
- 35.4 mL of HCl is required for the neutralisation of a solution containing 0.275 g of sodium hydroxide. The normality of...
- What is the molarity of a H_2SO_4 solution if 25 mL is exactly neutralised with 32.63 mL of 0.164 M NaOH?
- A 40 mL sample of NaOH solution is diluted with water so that its normality becomes 0.1 N, and this diluted solution is then...
- 19.85 mL of 0.1 N NaOH reacts with 20 mL of HCl solution for complete neutralization. The molarity of the HCl solution is
- If 20 mL of 0.4 N NaOH solution completely neutralizes 40 mL of a dibasic acid, the molarity of the acid solution is
- Which of the following statements are correct concerning redox properties? I. A metal M for which E^ for the half reaction M^ n+...
- The oxidation number of S in Na_2S_4O_6 is
- What is the total number of faradays required to oxidize the following separately? (1) 1 mol of S_2O_3^ 2- in acid medium (to...
- For the cell reaction 2 Cr +3 H_2O +3 OCl^- 2 Cr^ 3+ +3 Cl^- +6 OH^- , the species undergoing reduction is
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration