Chemistry › Redox Reactions
Redox Reactions Questions
172 questions across 7 subtopics — with step-by-step solutions.
Balancing of Redox Reactions(42)
- Which of the following is a redox reaction ? | Chemistry | TestHub
- Given : The values of and in the above red... | Chemistry | TestHub
- Consider the following reaction:The values... | Chemistry | TestHub
- Which one of the following cannot function... | Chemistry | TestHub
- For the reaction:The correct statement(s)... | Chemistry | TestHub
- How many electrons are involved in the fol... | Chemistry | TestHub
- Consider the reaction :Which of the follow... | Chemistry | TestHub
- In the reaction of oxalate with permangana... | Chemistry | TestHub
- An example of a disproportionation reactio... | Chemistry | TestHub
- The compound that cannot act both as oxidi... | Chemistry | TestHub
- In which one of the following sets all spe... | Chemistry | TestHub
- The reaction of sulphur in alkaline medium... | Chemistry | TestHub
- (A) (B) Choose the correct option. | Chemistry | TestHub
- If the above equation is balanced with int... | Chemistry | TestHub
- In mildly alkaline medium, thiosulphate io... | Chemistry | TestHub
- Which one of the following is an example o... | Chemistry | TestHub
- Manganesehas ability to disproportionate i... | Chemistry | TestHub
- Which of the given reactions is not an exa... | Chemistry | TestHub
- is titrated with ferrous ammonium sulphate... | Chemistry | TestHub
- See the following chemical reaction:The su... | Chemistry | TestHub
- What is the value of? | Chemistry | TestHub
- Match List - I with List - II. Choose the... | Chemistry | TestHub
- Thiosulphate reacts differently with iodin... | Chemistry | TestHub
- If the above equation is balanced with int... | Chemistry | TestHub
- Which of the following reactions are dispr... | Chemistry | TestHub
- Chlorine undergoes disproportionation in a... | Chemistry | TestHub
- Which of the following cannot function as... | Chemistry | TestHub
- In acidic medium, shows oxidising action a... | Chemistry | TestHub
- Total number of species from the following... | Chemistry | TestHub
- Match the LIST-I with LIST-IIChoose the co... | Chemistry | TestHub
- Consider the following reaction : \mathrm{... | Chemistry | TestHub
- 9 moles of \mathrm{SO}_{2} reacts complete... | Chemistry | TestHub
- Iodate ions \left(\mathrm{IO}_{3}^{-}\righ... | Chemistry | TestHub
- \mathrm{CuSCN}+\mathrm{KIO}_{3}+\mathrm{HC... | Chemistry | TestHub
- \mathrm{HCOOH} \xrightarrow[100^{\circ} \m... | Chemistry | TestHub
- Choose correct statement : | Chemistry | TestHub
- In iodometric estimation of ion, the follo... | Chemistry | TestHub
- White phosphorus reacts with caustic soda.... | Chemistry | TestHub
- Consider the following reactions :Balance... | Chemistry | TestHub
- In dilute sulphuric acid, potassium trioxa... | Chemistry | TestHub
- Consider the equations given below and fin... | Chemistry | TestHub
- Choose the incorrect statement(s) : | Chemistry | TestHub
Determination of Oxidation State(31)
- An elementshows, oxidation state in its co... | Chemistry | TestHub
- The pair of compounds having metals in the... | Chemistry | TestHub
- The oxidation states of transition metal a... | Chemistry | TestHub
- Oxidation number of potassium inandrespect... | Chemistry | TestHub
- Identify the process in which change in th... | Chemistry | TestHub
- In polythionic acid,to) the oxidation stat... | Chemistry | TestHub
- The oxidation states of nitrogen inandare... | Chemistry | TestHub
- The oxidation states ofinandrespectively,... | Chemistry | TestHub
- Consider the following molecules :, and. C... | Chemistry | TestHub
- 0.1 M solution of KI reacts with excess of... | Chemistry | TestHub
- The species which does not undergo disprop... | Chemistry | TestHub
- Find number of reaction in which at least... | Chemistry | TestHub
- A set of metallurgical and redox reactions... | Chemistry | TestHub
- Match List-I (Compounds) with List-II (Oxi... | Chemistry | TestHub
- CORRECT stability order of oxidation state... | Chemistry | TestHub
- When fluorine react with hydrogen sulphide... | Chemistry | TestHub
- 1 mole of ' X ' on reaction with excess of... | Chemistry | TestHub
- In the form of dichromate, \mathrm{Cr}(\ma... | Chemistry | TestHub
- In the reaction of \mathrm{XeF}_{4} with w... | Chemistry | TestHub
- How many statements are correct:(A) Perman... | Chemistry | TestHub
- A light pink hydrated salt (\mathrm{X}) wh... | Chemistry | TestHub
- Find correct one | Chemistry | TestHub
- A metal exhibits the valencies 1 and 3 . W... | Chemistry | TestHub
- The oxidation state of central atom in ' A... | Chemistry | TestHub
- Which of the following statement(s) is/are... | Chemistry | TestHub
- When \mathrm{Cl}_{2} reacts with aqueous N... | Chemistry | TestHub
- In the above series of reactions, what is... | Chemistry | TestHub
- Which of the following central atom of spe... | Chemistry | TestHub
- The amount of water produced (in mol ) in... | Chemistry | TestHub
- In how many of the following sulfur compou... | Chemistry | TestHub
- Choose correct statement(s) regarding the... | Chemistry | TestHub
Double Indicator(1)
Equivalent Weight and n-factor(20)
- Equivalent mass of Na_2S_2O_3 during conve... | Chemistry | TestHub
- An aqueous solution of \mathrm{FeCl}_{3} o... | Chemistry | TestHub
- Match the equivalent weight of the underli... | Chemistry | TestHub
- V volume of aqueous solution of salt \math... | Chemistry | TestHub
- According to the law of equivalents, the n... | Chemistry | TestHub
- 20 mL of \mathrm{H}_{2} \mathrm{O}_{2} is... | Chemistry | TestHub
- List - IList - II(P) \underline{\mathrm{H}... | Chemistry | TestHub
- Volume of 0.1 \mathrm{M} \mathrm{K}_{2} \m... | Chemistry | TestHub
- Number of permanganate molecules required... | Chemistry | TestHub
- How many of the following reactions are co... | Chemistry | TestHub
- A definite mass of \mathrm{H}_{2} \mathrm{... | Chemistry | TestHub
- In an experiment, 50 mL of 0.1 M solution... | Chemistry | TestHub
- A sample of \mathrm{FeSO}_{4} and \mathrm{... | Chemistry | TestHub
- Number of gram equivalent of \mathrm{H}_{2... | Chemistry | TestHub
- Practice Question | Chemistry | TestHub
- The \mathrm{n}_{\text {factor }} of KI in... | Chemistry | TestHub
- In the reaction, 3 \mathrm{Br}_{2}+6 \math... | Chemistry | TestHub
- Given that: MnO2 + 4HCl → MnCl₂ + Cl₂ + 2H... | Chemistry | TestHub
- \mathrm{Fe}_{0.9} \mathrm{O} reacts comple... | Chemistry | TestHub
- In plants, photosynthesis of carbohydrates... | Chemistry | TestHub
Miscellaneous/Mixed(9)
- Identify correct statement(s) : | Chemistry | TestHub
- \mathrm{H}_{2} \mathrm{C}_{2} \mathrm{O}_{... | Chemistry | TestHub
- Oxygen dissolves in water to the extent of... | Chemistry | TestHub
- Aluminium dissolves in NaOH liberating \ma... | Chemistry | TestHub
- How many of the following species give ele... | Chemistry | TestHub
- Which of the following statements are corr... | Chemistry | TestHub
- Match the following. | Chemistry | TestHub
- When a reaction takes place between \mathr... | Chemistry | TestHub
- Consider the following reactions (unbalanc... | Chemistry | TestHub
Problem involving Equivalent Concept(23)
- A solution containing impure reacts comple... | Chemistry | TestHub
- equimolar mixture ofandcontainsofandofThe... | Chemistry | TestHub
- ofwas added toof. The number of unreactedm... | Chemistry | TestHub
- Whenof an aqueous solution ofions was titr... | Chemistry | TestHub
- In basic mediumoxidisesto formand itself c... | Chemistry | TestHub
- Consider titration ofsolution versusoxalic... | Chemistry | TestHub
- of aqueous solution ofin acidic medium com... | Chemistry | TestHub
- The exact volumes ofsolution required to n... | Chemistry | TestHub
- Asample of an organic compound was digeste... | Chemistry | TestHub
- The neutralization occurs whenofacid '' is... | Chemistry | TestHub
- ofsolution is used for the titration ofofs... | Chemistry | TestHub
- Asample containingis treated withliberatin... | Chemistry | TestHub
- The normality ofin the solution obtained o... | Chemistry | TestHub
- of calcium hydroxide was consumed when it... | Chemistry | TestHub
- The volume ofaqueousrequired to neutralize... | Chemistry | TestHub
- Some gas was kept in a sealed container at... | Chemistry | TestHub
- 0.1 M solution of KI reacts with excess of... | Chemistry | TestHub
- 10 ml of 0.2 M solution of \mathrm{K}_{\ma... | Chemistry | TestHub
- One mole of HCl reacts completely with \ma... | Chemistry | TestHub
- 100 ml of 1M\text{ }KMnO_4 oxidised 100ml\... | Chemistry | TestHub
- 4.9 gm sulphuric acid requires 50 ml NaOH... | Chemistry | TestHub
- Calculate the mass of anhydrous oxalic aci... | Chemistry | TestHub
- A solution containing 2.54 gram of a salt... | Chemistry | TestHub
Titration(46)
- Reaction of with in aqueous solution gives... | Chemistry | TestHub
- Question: of household solution was mixed... | Chemistry | TestHub
- Question:Bleaching powder contains a salt... | Chemistry | TestHub
- The volume of 0.1 M strong dibasic acid su... | Chemistry | TestHub
- To measure the quantity ofdissolved in an... | Chemistry | TestHub
- ofoxalic acid is needed to neutralizeof so... | Chemistry | TestHub
- In order to oxidize a mixture of one mole... | Chemistry | TestHub
- While titration dilutesolution with aqueou... | Chemistry | TestHub
- The volume, in, of, solution required to r... | Chemistry | TestHub
- of oxalic acid solution taken in a conical... | Chemistry | TestHub
- The strength of an aqueoussolution is most... | Chemistry | TestHub
- mixture ofand some inert impurities was fi... | Chemistry | TestHub
- ofsolution was consumed in a titration wit... | Chemistry | TestHub
- A sample containing iron is completely dis... | Chemistry | TestHub
- of hypo solution is used for the titration... | Chemistry | TestHub
- Given below are two statements:Statement I... | Chemistry | TestHub
- Given below are two statements: one is lab... | Chemistry | TestHub
- In alkaline medium, the reduction of perma... | Chemistry | TestHub
- The density of a monobasic strong acid (Mo... | Chemistry | TestHub
- The total change in the oxidation state of... | Chemistry | TestHub
- Ifofoxalic acid is required to neutraliseo... | Chemistry | TestHub
- Only of solution of unknown molarity is re... | Chemistry | TestHub
- Given below are two statements :Statement... | Chemistry | TestHub
- An impure sample of sodium oxalate \left(\... | Chemistry | TestHub
- 0.5 g mixture of \mathrm{K}_{2} \mathrm{Cr... | Chemistry | TestHub
- A sample containing KI is dissolved in wat... | Chemistry | TestHub
- with . If 20 mL of solution is titrated wi... | Chemistry | TestHub
- 25 mL of household bleach \left(\mathrm{Ca... | Chemistry | TestHub
- 'a' moles of O_{3} allowed to react with e... | Chemistry | TestHub
- A sample of \mathrm{MnSO}_{4} \cdot 4 \mat... | Chemistry | TestHub
- 1 L . of 0.45 \mathrm{M} \mathrm{AgNO}_{3}... | Chemistry | TestHub
- A 10 gm sample of NaCN is dissolved in 50... | Chemistry | TestHub
- What volume in mL of acidified potassium p... | Chemistry | TestHub
- Which is/are false about the titration usi... | Chemistry | TestHub
- 12 g of an impure sample of arsenious oxid... | Chemistry | TestHub
- A mixture containing 0.05 mole of \mathrm{... | Chemistry | TestHub
- A 0.608 g sample of fertilizer contained n... | Chemistry | TestHub
- A mixture of FeO and \mathrm{Fe}_{2} \math... | Chemistry | TestHub
- To determine the amount of \mathrm{NH}_{3}... | Chemistry | TestHub
- One litre of a mixture of \mathrm{O}_{2} a... | Chemistry | TestHub
- A solution of \mathrm{H}_{2} \mathrm{O}_{2... | Chemistry | TestHub
- A 5.0 mL of solution of \mathrm{H}_{2} \ma... | Chemistry | TestHub
- An acid solution of \mathrm{KReO}_{4} samp... | Chemistry | TestHub
- A sample of Mg was burnt in air to give a... | Chemistry | TestHub
- \mathrm{As}_{2} \mathrm{O}_{3} is oxidised... | Chemistry | TestHub
- A solution is prepared by dissolving 0.300... | Chemistry | TestHub
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