Organic Chemistry
Some Basic Concepts of Organic Chemistry
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Alcohol, Phenols and Ethers
MCQ (Single Correct Answer)
Aldehydes, Ketones and Carboxylic Acids
MCQ (Single Correct Answer)MCQ (Multiple Correct Answer)
Organic Compounds Containing Nitrogen
MCQ (Single Correct Answer)
Chemistry in Everyday Life
MCQ (Single Correct Answer)
1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
The vapour pressure of two liquids P and Q are 80 and 60 torr, respectively. The total vapour pressure of solution obtained by mixing 3 mole of P and 2 mole of Q would be
A
72 torr
B
140 torr
C
68 torr
D
20 torr
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A solution contains non volatile solute of molecular mass M2. Which of the following can be used to calculate the molecular mass of solute in terms of osmotic pressure?
A
$${M_2} = \left( {{{{m_2}} \over \pi }} \right)VRT$$
B
$${M_2} = \left( {{{{m_2}} \over V}} \right){{RT} \over \pi }$$
C
$${M_2} = \left( {{{{m_2}} \over V}} \right)\pi RT$$
D
$${M_2} = \left( {{{{m_2}} \over V}} \right){\pi \over {RT}}$$
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
A solution containing components A and B folloes Raoult's law
A
A - B attraction force is greater than A - A and B - B
B
A - B attraction force is less than A - A and B - B
C
A - B attraction force remains same as A - A and B - B
D
volume of solution is different from sum of volume of solute and solvent.
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Pure water can be obtained from sea water by
A
centrifugation
B
plasmolysis
C
reverse osmosis
D
sedimentation
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