Redox Reactions questions
1186 published questions with worked solutions.
- The ion Cr^ 2+ is reducing agent while that of Mn^ 3+ is an oxidising agent though both have 3d^4 configuration. This is because
- The oxidation number of Mn in the product of alkaline oxidative fusion of MnO_2 is
- The oxidation state of Cr in K_2Cr_2O_7 is [MHTCET 2012]
- Which gives +7 oxidation state? [MHTCET 2010]
- Oxidation state of iron in Fe_3O_4 is [MHTCET 2004]
- Which of the following cannot act as reducing agent ?
- Formic acid is reducing agent because
- Which of the following reaction is called self oxidation reduction reaction?
- Which of the following cannot act as reducing agent ?
- The fatty acid which shows reducing property is ____________
- Which of the following element exhibit maximum oxidation state :
- Which of the following shows maximum number of oxidation states :-
- The oxidation states of sulphur in the anions SO _3^ 2- , S _2 O _4^ 2- and S _2 O _6^ 2- follow the order -
- The number of moles of KMnO _4 that will be needed to react with one mole of sulphite ion in acidic solution is:
- Number of moles of MnO _4^- required to oxidize one mole of ferrous oxalate completely in acidic medium will be
- On the basis of the following E^ values, the strongest oxidizing agent is [ Fe(CN) _6]^ 4- [ Fe(CN) _6]^ 3- + e^-; E^ = -0.35 V...
- Oxidation numbers of P in PO _4^ 3- , of S in SO _4^ 2- and that of Cr in Cr _2 O _7^ 2- , are respectively :
- Among the following which is the strongest oxidising agent?
- Standard reduction potentials of the half reactions are given below: F _ 2(g) + 2e^- 2 F ^-_ (aq) ; E^0 = +2.85 V Cl _ 2(g) +...
- A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction which element undergoes maximum...
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