The order of stability of the following tautomeric compounds is
A
II > I > III
B
II > III > I
C
I > II > III
D
III > II > I
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Reaction by which benzaldehyde cannot be prepared
A
B
C
D
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Nitrobenzene on reaction with conc. HNO3/H2SO4 at 80$$-$$100oC forms which one of the following products?
A
1, 4-Dinitrobenzene
B
1, 2, 4 - Trinitrobenzene
C
1, 2-Dinitrobenzene
D
1, 3-Dinitrobenzene
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
For a normal eye, the cornea of eye provides a converging power of 40 D and the least converging power of the eye lens behinf the cornea is 20 D. Using this information, the distance between the retina and the cornea-eye lens can be estimated to be