Redox Reactions · Chemistry · JEE Advanced
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JEE Advanced 2021 Paper 2 Online
A sample (5.6 g) containing iron is completely dissolved in cold dilute HCl to prepare a 250 mL of solution. Titration of 25.0 mL of this solution req...
JEE Advanced 2021 Paper 2 Online
A sample (5.6 g) containing iron is completely dissolved in cold dilute HCl to prepare a 250 mL of solution. Titration of 25.0 mL of this solution req...
JEE Advanced 2021 Paper 2 Online
Ozonolysis of ClO2 produces an oxide of chlorine. The average oxidation state of chlorine in this oxide is __________.
JEE Advanced 2016 Paper 1 Offline
In neutral or faintly alkaline solution, 8 moles of permanganate anion quantitative oxidise thiosulphate anions to produce X moles of a sulphur contai...
JEE Advanced 2014 Paper 1 Offline
Consider the following list of reagents, acidified K2Cr2O7, alkaline KMnO4, CuSO4, H2O2, Cl2, O3, FeCl3, HNO3 and Na2S2O3. The total number of reagent...
IIT-JEE 2011 Paper 1 Offline
The difference in the oxidation numbers of the two types of sulphur atoms in Na2S4O6 is
MCQ (More than One Correct Answer)
JEE Advanced 2020 Paper 2 Offline
Choose the correct statement(s) among the following :
JEE Advanced 2015 Paper 1 Offline
Fe3+ is reduced to Fe2+ by using
JEE Advanced 2014 Paper 1 Offline
For the reaction,$${I^ - } + ClO_3^ - + {H_2}S{O_4} \to C{l^ - } + HSO_4^ - + {I_2}$$the correct statement(s) in the balanced equation is/are...
MCQ (Single Correct Answer)
JEE Advanced 2017 Paper 2 Offline
The order of the oxidation state of the phosphorous atom in
$${H_3}P{O_2},{H_3}P{O_4},{H_3}P{O_3}$$ and $${H_4}{P_2}{O_6}$$ is