1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Of the following 0.10 m aqueous solutions, which one will exhibit the largest freezing point depression?
A
KCl
B
C6H12O6
C
Al2(SO4)3
D
K2SO4
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Which condition is not satisfied by an ideal solution?
A
$${\Delta _{mix}}\,V = 0$$
B
$${\Delta _{mix}}\,S = 0$$
C
Obeyance to Raoult's Law
D
$${\Delta _{mix}}\,H = 0$$
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Vapour pressure of chloroform (CHCl3) and dichloromethane (CH2Cl2) at 25oC are 200 mm Hg and 41.5 mm Hg respectively. Vapour pressure of the solution obtained by mixing 25.5 g of CHCl3 and 40 g of CH2Cl2 at the same temperature will be
(Molecular mass of CHCl3 = 119.5 u and molecular mass of CH2Cl2 = 85 u)
A
173.9 mm Hg
B
615.0 mm Hg
C
90.6 mm Hg
D
285.5 mm Hg
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
pA and pB are the vapour pressure of pure liquid components, A and B, respectively of an ideal binary solution. If xA represents the mole fraction of component A, the total pressure of the solution will be
A
$${p_A} + {x_A}\left( {{p_B} - {p_A}} \right)$$
B
$${p_A} + {x_A}\left( {{p_A} - {p_B}} \right)$$
C
$${p_B} + {x_A}\left( {{p_B} - {p_A}} \right)$$
D
$${p_B} + {x_A}\left( {{p_A} - {p_B}} \right)$$
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