What is nature of glucose - glucose linkage in starch that makes its so susceptible to acid hydrolysis?
Starch is hemiacetal
Starch is acetal
Starch is polymer
Starch contains only few molecules of glucose
What will be the product of complete hydrolysis of cellulose?
D - fructose
D -ribose
D - glucose
L - glucose
How many chiral carbon atoms are there in β -D ( + )glucose.
five
six
three
four
Which of the following is contained in Glucose in addition to aldehyde group?
one secondary - OH and four primary - OH groups.
One primary - OH and four secondary - OH groups
two primary - OH and three secondary - OH groups
three primary - OH and two secondary - OH groups
What is the hydrolisis of sucrose called as?
inversion
esterification
hydration
saponification
Which of the following will take place on tollen's reagent when monosaccharides are reacted with it?
oxidises
condense with
reduces
add to
Which of the following states that glucose is cyclic compound?
Glucose undergoes Tollen's reaction
Glucose reacts with phenyl hydrazine
Glucose fails to react with sodium hydrogen sulphite
Glucose reacts with nitric acid
Which of the following is incorrect for glucose?
It contains one ketone group
It contains four -CHOH groups
It contains one - CHO group
It contains one - CH2OH group
Which one of the following does not correctly match with each other?
Silk - polyamide
Lipase - enzyme
Butter - fat
Oxytocin - enzyme
What are glucose and mannose?
epimers
anomers
ketohexoses
disaccharide
