1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A hypothetical electrochemical cell is shown below.
$$A\left| {{A^ + }\left( {xM} \right)} \right|\left| {{B^ + }\left( {yM} \right)} \right|B$$
The emf measured is + 0.20 V. The cell reaction is
$$A\left| {{A^ + }\left( {xM} \right)} \right|\left| {{B^ + }\left( {yM} \right)} \right|B$$
The emf measured is + 0.20 V. The cell reaction is
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
4.5 g of aluminium (at. mass 27 amu) is deposited at cathode from Al3+ solution by a certain quantity of electric charge. The volume of hydrogen produced at STP from H ions in solution by the same quantity of electric charge will be
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The mass of carbon anode consumed (giving only carbon dioxide) in the production of 270 kg of aluminium metal from bauxite by the Hall process is
(Atomic mass : Al = 27)
(Atomic mass : Al = 27)
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The standard e.m.f. of a galvanic cell involving cell reaction with n = 2 is found to be 0.295 V at 25oC. The equilibrium constant of the reaction would be
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