1
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
The increasing order of the rate of HCN addition to compounds A – D is
(A) HCHO
(B) CH3COCH3
(C) PhCOCH3
(D) PhCOPh
A
A < B < C < D
B
D < B < C < A
C
D < C < B < A
D
C < D < B < A
2
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
The term anomers of glucose refers to
A
isomers of glucose that differ in configurations at carbons one and four (C-1 and C-4)
B
a mixture of (D)-glucose and (L)-glucose
C
enantiomers of glucose
D
isomers of glucose that differ in configuration at carbon one (C-1)
3
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
The pyrimidine bases present in DNA are
A
cytosine and adenine
B
cytosine and guanine
C
cytosine and thymine
D
cytosine and uracil
4
AIEEE 2006
MCQ (Single Correct Answer)
+4
-1
In Fe(CO)5, the Fe – C bond possesses :
A
π-character only
B
both $$\sigma$$ and π characters
C
ionic character
D
$$\sigma$$-character
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