1
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
In a mixture of A and B, components show negative deviation when :
A
$$\Delta V_{mix}$$ > 0, $$\Delta S_{mix}$$ > 0
B
$$\Delta V_{mix}$$ = 0, $$\Delta S_{mix}$$ > 0
C
A - B interaction is weaker than A - A and B - B interaction
D
A - B interaction is stronger than A - A and B - B interaction
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Freezing point of an aqueous solution is (-0.186)oC. Elevation of boiling point of the same solution is Kb = 0.512 oC, Kf = 1.86 oC, find the increase in boiling point.
A
0.186 oC
B
0.0512 oC
C
0.092 oC
D
0.2732 oC
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
Conductivity (Seimen’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, then constant of proportionality is expressed in :
A
Sm mol-1
B
Sm2 mol-1
C
S-2m2 mol
D
S2m2 mol-2
4
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Change Language
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
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