1
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is correct ?
A
All amino acids except lysine are optically active
B
All amino acids are optically active
C
All amino acids except glycine are optically active
D
All amino acids except glutamic acid are optically active
2
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Aspirin is known as :
A
Acetyl salicylic acid
B
Phenyl salicylate
C
Acetyl salicylate
D
Methyl salicylic acid
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
In the given transformation, which of the following is the most appropriate reagent ?

AIEEE 2012 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 185 English
A
$$N{H_2}N{H_2},\mathop {OH}\limits^\Theta $$
B
$$Zn - Hg/HCl$$
C
$$Na,Liq\,N{H_3}$$
D
$$NaB{H_4}$$
4
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
In a $$\Delta PQR,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} $$ If $$3{\mkern 1mu} \sin {\mkern 1mu} P + 4{\mkern 1mu} \cos {\mkern 1mu} Q = 6$$ and $$4\sin Q + 3\cos P = 1,$$ then the angle R is equal to :
A
$${{5\pi } \over 6}$$
B
$${{\pi } \over 6}$$
C
$${{\pi } \over 4}$$
D
$${{3\pi } \over 4}$$
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