Arrange the following compounds in increasing order of solubility in water:

C₆H₅NH₂, (C₂H₅)₂NH, C₂H₅NH₂

Which of the two components of starch is water soluble?

Which alkyl halide from the following pair is chiral and undergoes faster S_N2 reaction?

Out of S_N1 and S_N2, which reaction occurs with

(a) Inversion of configuration

(b) Racemisation 

Draw the structure of major monohalo product in each of the following reactions: 
i) 


ii) 

 

Give two examples of macromolecules that are chosen as drug targets.

What is antiseptics? Give an example.

Why is the use of aspartame limited to cold foods and soft drinks?

39.

Deficiency of which vitamin causes night-blindness ?

Name the base that is found in nucleotide of RNA only.