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
Submitted by :- Jamil Ahmed
mnsoomro
Which of the following is not an amino acids_____________________?
A. glumatic acid
B. lactic acid
C. aspartic acids
D. glycine
Submitted by :- Jamil Ahmed
The reaction of carboxylic acids with alcohols in presence of cone. H2SO4 is called _________________?
A. esterification
B. neutralization
C. hydrolysis
D. saponification
Submitted by :- Jamil Ahmed
Carboxylic acid on reduction with HI / phosphorous yields_________________?
A. alkane
B. alcohols
C. aldehydes
D. ketones
Submitted by :- Jamil Ahmed
Tetra hydroborate ion is the source of_______________?
A. proton
B. H+
C. both A & amp; B
D. H-
Submitted by :- Jamil Ahmed
Acetal on acid hydrolysis generates__________________?
A. Alcohol
B. Ketone
C. Both A & B
D. None of the above
Submitted by :- Jamil Ahmed
Oxidation of primary alcohol gives________________?
A. ketone
B. Aldehyde
C. Alkene then – COOH
D. Ester
Submitted by :- Jamil Ahmed
Which of the following will not give addition reaction with NaHSO3________________?
A. HCHO
B. CH3CHO
C. CH3-CH2-CHO
D. None of the above
Submitted by :- Jamil Ahmed
Formaldehyde condenses with phenol in the presence of dilute H2SO4 to yield________________?
A. Nylon 66
B. urotropine
C. Aniline formaldehyde plastic
D. Bakelite
Submitted by :- Jamil Ahmed
Which of the following is not a use of acetaldehyde ?
A. formation of phenolic resins
B. formation of mirror
C. antiseptic inhalant
D. formation of throat lozenges
Submitted by :- Jamil Ahmed