Which Of The Following Will Not Be Oxidised By O3?

Number of moles of K­_2­Cr₂O₇ reduced by 1 mole of Sn²⁺ is

The values of x and y in the following redox reaction,

In the standardization of Na₂S₂O₃ using K₂Cr₂O₇ by iodometry, the equivalent weight of K₂Cr₂O₇ is

When KMnO₄ acts as an oxidising agent and ultimately forms , then the number of electrons transferred in each case respectively is

For decolourization of 1 mole of KMnO₄, the moles of H₂O₂ required is

Excess of KI reacts with CuSO₄ solution and Na₂S₂O₃ solution is added to it. Which of the statements is incorrect foe the reaction?

The above equation balances when

The number of moles of KMnO₄ reduced by one mole of KI in alkaline medium is

, the standard EMF of the reaction,

A hypothetical electrochemical cell is shown below

The emf measured is + 0.20 V. The cell reaction is