Which of the following will have the highest boiling point ?
A. methanol
B. ethanal
C. propanal
D. hexanone
Chemistry Mcqs
Iodoform test can be used to distinguish between_________________?
Iodoform test can be used to distinguish between_________________?
A. ethanol and methanol
B. acetaldehyde and methanal
C. acetone and diethyl ketone
D. all of the above
Cannizaros reaction takes place through the transfer of ____________________ from complex anion?
Cannizaros reaction takes place through the transfer of ____________________ from complex anion?
A. hydrogen ion
B. hydride ion
C. oxide ion
D. methoxide ion
Dry distillation of calcium acetate results in the formation of_________________?
Dry distillation of calcium acetate results in the formation of_________________?
A. formaldehyde
B. acetaldehyde
C. methane
D. acetone
Tetrahydroborate ion is the source of_______________?
Tetrahydroborate ion is the source of_______________?
A. proton
B. H+
C. both A & amp; B
D. H-
Acetal on acid hydrolysis generates__________________?
Acetal on acid hydrolysis generates__________________?
A. Alcohol
B. Ketone
C. Both A & B
D. None of the above
Ncleophilic addition reactions are catalysed__________________?
Ncleophilic addition reactions are catalysed__________________?
A. Acid
B. Base
C. Both A and B
D. None
Oxidation of primary alcohol gives________________?
Oxidation of primary alcohol gives________________?
A. ketone
B. Aldehyde
C. Alkene then – COOH
D. Ester
Which of the following compounds has the empirical formula CH2O and reacts with sodium hydroxide ?
Which of the following compounds has the empirical formula CH2O and reacts with sodium hydroxide ?
A. carbonic acid
B. ethanol
C. acetic acid
D. methanoic acid
Which of the following will not give addition reaction with NaHSO3________________?
Which of the following will not give addition reaction with NaHSO3________________?
A. HCHO
B. CH3CHO
C. CH3-CH2-CHO
D. None of the above