1
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
A solution of (–$$l$$) – chloro –1 – phenylethane in toluene racemises slowly in the presence of a small amount of SbCl5, due to the formation of :
A
carbene
B
carbocation
C
free radical
D
carbanion
2
JEE Main 2013 (Offline)
MCQ (Single Correct Answer)
+4
-1
Compound $$\left( A \right),\,{C_8}{H_9}Br,\,\,\,$$ gives a white precipitate when warmed with alcoholic $$AgN{O_3}.$$ Oxidation of $$(A)$$ gives an acid $$\left( B \right),$$ $${C_8}{H_6}{O_4}.\,\,\left( B \right)$$ easily forms anhydride on heating. Identify the compound $$(A).$$
A
JEE Main 2013 (Offline) Chemistry - Haloalkanes and Haloarenes Question 130 English Option 1
B
JEE Main 2013 (Offline) Chemistry - Haloalkanes and Haloarenes Question 130 English Option 2
C
JEE Main 2013 (Offline) Chemistry - Haloalkanes and Haloarenes Question 130 English Option 3
D
JEE Main 2013 (Offline) Chemistry - Haloalkanes and Haloarenes Question 130 English Option 4
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
How many chiral compounds are possible on monochlorination of 2–methyl butane ?
A
8
B
2
C
4
D
6
4
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
What is DDT among the following?
A
Greenhouse gas
B
A fertilizer
C
Biodegradable pollutant
D
Non–biodegradable pollutant
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