Given below are two statements: 
 
Assertion (A): Glucose or sucrose are soluble in water but cyclohexane or benzene  are insoluble in water.
Reason (R): Glucose and sucrose undergo extensive H-bonding with water while cyclohexane or benzene does not.
 
 
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.




 
Subtopic:  Carbohydrates - Classification & D-L configuration |
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Pentaacetate of D-glucose reaction with NH2OH justifies the :

1.  Absence of aldehyde group.
2. Presence of ketone group.
3. Presence of aldehyde group.
4. Presence of alcohol group.
Subtopic:  Carbohydrates - Classification & D-L configuration |
From NCERT
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