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Class XII Chemistry: Redox and Electrochemistry 1
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Question 1
Fuel cells are potential source of energy. Which fuel is used to generate electrical energy?
Question 2
Lead storage battery consists of a group of lead plates bearing compressed spongy lead, alternating with a group of lead plates bearing leaf dioxide, PbO2. Plates are immersed in which solution?
Question 3
Molar ionic conductivities of bivalent electrolyte are 57 and 73. The molar conductivity of the solution will be
Question 4
Ionic mobility of Ag is? Given that 
5x10-4ohm-1cm2
5x10-4ohm-1cm2 Question 5
What is the product formed at cathode for the given setup:
Question 6
The reduction potential off Li, H2, Cu, Zn are in the order
Question 7
In the cell reaction, Cu(s) + 2Ag+(aq)
Cu2+(aq) + 2Ag(s), E0cell =0.46 V. By doubling the concentration of Cu2+, Ecell is
Cu2+(aq) + 2Ag(s), E0cell =0.46 V. By doubling the concentration of Cu2+, Ecell is Question 8
For the cell reaction, Zn(s) + Pb2+(aq)[C1] 
Zn2+(aq)[C2] + Pb(s) of an electrochemical cell, the change in free energy ΔG at any given temperature is the function of
Zn2+(aq)[C2] + Pb(s) of an electrochemical cell, the change in free energy ΔG at any given temperature is the function of Question 9
The standard EMF of Daniel cell is 1.1 V. The maximum work that can be obtained from the cell is
Question 10
One mole of N2H4 loses 10 mol of electron to form a new compound Y. Assuming that all nitrogen appears in the new compound, what is the oxidation state of nitrogen in Y? (There is no change in the oxidation state of hydrogen) -
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Nov 13JEE & BITSAT
