1
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Conductivity (unit Siemen’s S) is directly proportional to area of the vessel and the concentration of the solution in it and is inversely proportional to the length of the vessel then the unit of the constant of proportionality is
A
Sm mol-1
B
Sm2 mol-1
C
S-2m2 mol
D
S2m2 mol-2
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
For the following cell with hydrogen electrodes at two different pressure p1 and p2. What will be the emf for the given cell

$$\eqalign{ & Pt({H_2})|{H^ + }(aq)|Pt({H_2}) \cr & \,\,\,\,\,{p_1}\,\,\,\,\,\,\,\,\,\,\,\,\,\,1M\,\,\,\,\,\,\,\,\,\,\,\,{p_2} \cr} $$
A
$${{RT} \over F}{\log _e}{{{P_1}} \over {{P_2}}}$$
B
$${{RT} \over 2F}{\log _e}{{{P_1}} \over {{P_2}}}$$
C
$${{RT} \over F}{\log _e}{{{P_2}} \over {{P_1}}}$$
D
none of these
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
EMF of a cell in terms of reduction potential of its left and right electrodes is
A
E = Eleft - Eright
B
E = Eleft + Eright
C
E = Eright - Eleft
D
E = -(Eright + Eleft)
4
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Which of the following reaction is possible at anode?
A
2Cr3+ + 7H2O $$\to Cr_2O_7^{2-}$$ + 14H+
B
F2 $$\to$$ 2F-
C
(1/2) O2 + 2H+ $$\to$$ H2O
D
none of these
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