Author: Study Clue

In Haworth form of D-glucose, the CH₂OH group at C-5 is oriented A Below ring B In ring C Above

In cyclic glucose, the α-anomer is defined by the anomeric –OH being A Trans to CH₂OH B Cis to CH₂OH

Mutarotation in glucose is mainly due to interconversion between A B. Cis and trans B C. Ring and wax C

Which carbohydrate class is made of many monosaccharide units linked together? A Polysaccharides B Monosaccharides C Disaccharides D Oligosaccharides Explanation

Which statement best describes a biomolecule in living systems? A Only inorganic salts B Organic life molecules C Only polymers

Which option best explains why trimethylamine is more basic than ammonia in gas phase but not always in water A

Which compound is correctly identified as a primary aliphatic amine based on structure A (CH3)3N B C6H5NHCH3 C CH3NH2 D

Which statement correctly explains why tert-butylamine can be less basic than ethylamine in water A Strong resonance loss B No

Which pair represents chain isomerism among amines with formula C₃H₉N A Propylamine, propanamide B Aniline, benzylamine C Propylamine, isopropylamine D

Which option best describes a primary amine in organic classification A Two alkyl groups B Three alkyl groups C One