1
AIEEE 2007
MCQ (Single Correct Answer)
+4
-1
AIEEE 2007 Chemistry - Basics of Organic Chemistry Question 252 English
A
$$3$$ - enthyl - $$4$$ - $$4$$ - dimethylheptane
B
$$1,1$$ - diethyl - $$2,2$$ - dimethylpentane
C
$$4, 4$$ - dimethyl -$$5,5$$ - diethylpentane
D
$$5,5$$ - diethyl - $$4,4$$ - dimethylpentane.
2
AIEEE 2007
MCQ (Single Correct Answer)
+4
-1
Which one of the following conformation of cyclohexane is chiral?
A
Twist boat
B
Rigid
C
Chair
D
Boat
3
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
CH3Br + Nu- $$\to$$ CH3 - Nu + Br- The decreasing order of the rate of the above reaction with nucleophiles (Nu) A to D is
[Nu = (A) PhO, (B) AcO, (C) HO–, (D) CH3O]
A
A > B > C > D
B
B > D > C > A
C
D > C > A > B
D
D > C > B > A
4
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
Increasing order of stability among the three main conformations (i.e. Eclipse, Anti, Gauche) of 2-fluoroethanol is
A
Eclipse, Gauche, Anti
B
Gauche, Eclipse, Anti
C
Eclipse, Anti, Gauche
D
Anti, Gauche, Eclipse

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