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
What is obtained when glucose is reacted with fehling solution?
cupric oxide
cuprous oxide
saccharic acid
Both ( b ) and ( c )
What is the reason behind diabetic persons carriying a packet of glucose with them always?
glucose increases the blood sugar level slowly.
glucose reduces the blood sugar level.
glucose increases the blood sugar level almost instantaneously.
glucose reduces the blood sugar level slowly.
Which one of the following does not correctly match with each other?
Silk - polyamide
Lipase - enzyme
Butter - fat
Oxytocin - enzyme
Which reagent forms crystalline osazone derivative when reacted with glucose?
fehling solution
phenyl hydrazine
Benedict solution
hydroxyl amine
What is the hydrolisis of sucrose called as?
inversion
esterification
hydration
saponification
What will be obtained when sucrose is heated with conc. HNO3?
Sucrose nitrate
adipic acid
oxalic acid
citric acid
Which of the following is the sweetest?
Glucose
Fructose
Maltose
Sucrose
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
