1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The best method for the separation of naphthalene and benzoic acid from their mixture is
A
distillation
B
sublimation
C
chromatography
D
crystallisation.
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The correct order in which the O $$-$$ O bond length increases in the following is
A
O2 < H2O2 < O3
B
O3 < H2O2 < O2
C
H2O2 < O2 < O3
D
O2 < O3 < H2O2
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The surface tension of which of the following liquid is maximum ?
A
C2H5OH
B
CH3OH
C
H2O
D
C6H6
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which one of the following arrangements represents the correct order of electron gain enthalpy (with negative sign) of the given atomic species ?
A
S < O < Cl < F
B
Cl < F < S < O
C
F < Cl < O < S
D
O < S < F < Cl