1
JEE Main 2020 (Online) 2nd September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Consider the following rections:
JEE Main 2020 (Online) 2nd September Morning Slot Chemistry - Biomolecules Question 97 English
'x', 'y' and 'z' in these reactions are respectively.
A
5, 6, & 5
B
4, 5 & 5
C
4, 6 & 5
D
5, 4 & 5
2
JEE Main 2020 (Online) 8th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Two monomers in maltose are :
A
$$\alpha $$-D-glucose and $$\alpha $$-D-galactose
B
$$\alpha $$-D-glucose and $$\alpha $$-D-Fructose
C
$$\alpha $$-D-glucose and $$\alpha $$-D-glucose
D
$$\alpha $$-D-glucose and $$\beta $$-D-glucose
3
JEE Main 2020 (Online) 8th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Which of the following statement is not true for glucose?
A
Glucose gives Schiff's test for aldehyde
B
Glucosse reacts with hydroxylamine to form oxime
C
The pentaacetate of glucose does not react with hydroxylamine to give oxime
D
Glucose exists in two crystalline forms $$\alpha $$ and $$\beta $$
4
JEE Main 2020 (Online) 7th January Evening Slot
MCQ (Single Correct Answer)
+4
-1
Which of the following statements is correct ?
A
Gluconic acid can from cyclic (acteal/hemiacetal) structure
B
Gluconic acid is a partial oxidation product of glucose
C
Gluconic acid is obtained by oxidation of glucose with (HNO3)
D
Gluconic acid is a dicarboxylic acid.
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