1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
The correct order of increasing reactivity of
AIPMT 2010 Prelims Chemistry - Haloalkanes and Haloarenes Question 21 English
C$$-$$X bond towards nucleophile in the following compounds is
A
I < II < IV < III
B
II < III < I < IV
C
IV < III < I < II
D
III < II < I < IV
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following compounds has the most acidic nature?
A
AIPMT 2010 Prelims Chemistry - Alcohol, Phenols and Ethers Question 28 English Option 1
B
AIPMT 2010 Prelims Chemistry - Alcohol, Phenols and Ethers Question 28 English Option 2
C
AIPMT 2010 Prelims Chemistry - Alcohol, Phenols and Ethers Question 28 English Option 3
D
AIPMT 2010 Prelims Chemistry - Alcohol, Phenols and Ethers Question 28 English Option 4
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following reactions will not result in the formation of carbon-carbon bonds?
A
Reimer-Tiemann reaction
B
Cannizzaro reaction
C
Wurtz reaction
D
Friedel-Crafts acylation
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
A beam of cathode rays is subjected to crossed electric (E) and magnetic fields (B). The fields are adjusted such that the beam is not deflected. The specific charge of the cathode rays is given by

(Where V is the potential difference between cathode and anode)
A
$${{{B^2}} \over {2V{E^2}}}$$
B
$${{2V{B^2}} \over {{E^2}}}$$
C
$${{2V{E^2}} \over {{B^2}}}$$
D
$${{{E^2}} \over {2V{B^2}}}$$