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JEE 2020 Chemistry : Redox Reaction
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Question 1
Electrode potentials 
are given below :
Based on the above potentials, strongest oxidizing agent will be :
are given below : Based on the above potentials, strongest oxidizing agent will be :
Question 2
The standard reduction potentials for Zn2+ / Zn, Ni2+ / Ni, and Fe2+ / Fe are –0.76, –0.23 and –0.44V respectively.
The reaction X + Y2+ → X2+ + Y will be spontaneous when :
The reaction X + Y2+ → X2+ + Y will be spontaneous when :
Question 3
The gas liberated by the electrolysis Dipotassium succinate solution is :
Question 4
The reduction potential of hydrogen half-cell will be negative if :
Question 5
In the following balanced reaction,
values of X, Y and Z respectively are
Question 6
How long (approximate) should water be electrolysed by passing through 100 amperes current so that the oxygen released can completely burn 27.66 g of diborane? (Atomic weight of B = 10.8 u)
Question 7
For the following cell with hydrogen electrodes at two different pressures p1 and P2
emf is given by:
emf is given by:
Question 8
The standard electrode potentials 
of four metals A, B, C and D are -1.2 V, 0.6 V, 0.85 V and -0.76 V, respectively. The sequence of deposition of metals on applying potential is :
of four metals A, B, C and D are -1.2 V, 0.6 V, 0.85 V and -0.76 V, respectively. The sequence of deposition of metals on applying potential is : Question 9
Given
Considering the electrode potentials, which of the following represents the correct order of reducing power?
Considering the electrode potentials, which of the following represents the correct order of reducing power?
Question 10
What will happen if a block of copper metal is dropped into a beaker containing a solution of 1M ZnSO4?
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Jun 26JEE & BITSAT
