1
IIT-JEE 2011 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

The following carbohydrate is

IIT-JEE 2011 Paper 2 Offline Chemistry - Biomolecules Question 13 English

A
a ketohexose
B
an aldohexose
C
an $$\alpha$$-furanose
D
an $$\alpha$$-pyransose
2
IIT-JEE 2010 Paper 1 Offline
MCQ (Single Correct Answer)
+3
-1

The correct statement about the following disaccharide is :

IIT-JEE 2010 Paper 1 Offline Chemistry - Biomolecules Question 11 English

A
Ring (a) is pyranonse with $$\alpha$$-glycosidic link.
B
Ring (a) is furanonse with $$\alpha$$-glycosidic link.
C
Ring (b) is furanonse with $$\alpha$$-glycosidic link.
D
Ring (b) is pyranonse with $$\alpha$$-glycosidic link.
3
IIT-JEE 2008 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

Cellulose upon acetylation with excess acetic anhydride/H$$_2$$SO$$_4$$ (catalytic) gives cellulose triacetate whose structure is :

A
IIT-JEE 2008 Paper 2 Offline Chemistry - Biomolecules Question 8 English Option 1
B
IIT-JEE 2008 Paper 2 Offline Chemistry - Biomolecules Question 8 English Option 2
C
IIT-JEE 2008 Paper 2 Offline Chemistry - Biomolecules Question 8 English Option 3
D
IIT-JEE 2008 Paper 2 Offline Chemistry - Biomolecules Question 8 English Option 4
4
IIT-JEE 2007 Paper 2 Offline
MCQ (Single Correct Answer)
+3
-1

Statement-1 : Glucose gives a reddish-brown precipitate with Fehling's solution.

Statement-2 : Reaction of glucose with Fehling's solution gives $$\mathrm{CuO}$$ and gluconic acid.

A
Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1
B
Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1
C
Statement-1 is True, Statement-2 is False
D
Statement-1 is False, Statement-2 is True

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