1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
CsBr crystallises in a body centered cubic lattice. The unit cell length is 436.6 pm. Given that the atomic mass of Cs = 133 and that of Br = 80 amu and Avogadro number being 6.02 $$ \times $$ 1023 mol$$-$$1, the density of CsBr is
A
4.25 g/cm3
B
42.5 g/cm3
C
0.425 g/cm3
D
8.25 g/cm3
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
During osmosis, flow of water through a semipermeable membrane is
A
from solution having lower concentration only
B
from solution having higher concentration only
C
from both sides of semipermeable membrane with equal flow rates
D
from both sides of semipermeable membrane with unequal flow rates.
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
A solution of acetone in ethanol
A
obeys Raoult's law
B
shows a negative deviation from Raoult's law
C
shows a positive deviation from Raoult's law
D
behaves like a near ideal solution.
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
1.00 g of a non-electrolyte solute (molar mass 250 g mol$$-$$1) was dissolved in 51.2 g of benzene. If the freezing point depression constant, Kf of benzene is 5.12 K kg mol$$-$$1, the freezing point of benzene will be lowered by
A
0.2 K
B
0.4 K
C
0.3 K
D
0.5 K
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12