Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?

A. Nylon 66
B. Urotropine
C. Aniline formaldehyde plastic
D. Bakelite

Which of the following will not give addition reaction with NaHSO3________________?

A. hcho
B. ch3cho
C. ch3-ch2-cho
D. none of the above

The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?

A. Esterification
B. Neutralization
C. Hydrolysis
D. Saponification

Which of the following is not an amino acids_____________________?

A. Glumatic acid
B. Lactic acid
C. Aspartic acids
D. Glycine

Which of the following reaction is not shown by ketones ?

A. reaction with hcn
B. reaction with nahso3
C. reaction with 2 4 dinitrophenyl hydrazine
D. reaction with fehling solution

Which of the following substances does not give iodoform test ?

A. acetaldehyde
B. ethyl alcohol
C. methyl alcohol
D. acetone

Which of the following aldehydes shows rapid reaction with sodium nitroprusside ?

A. Formaldehyde
B. Accetaldehyde
C. Benzaldehyde
D. acetone

The term internal salt refers to_____________________?

A. Acidic character of amino acids
B. Basic character of amino acids
C. Dipolar character of amino acids
D. Non-polar structure of amino acids

Which one of the following acids is present in lemon juice ?

A. Citric acid
B. Benzoic acid
C. Tartaric acid
D. Oxalic acid

Which one of following amino acid is neither acidic nor a basic in nature ?

A. Lysine
B. Histidine
C. Proline
D. Glutamic acid