Top 80+ Solved Aldehydes and Ketones MCQ Questions Answer
Q. Acetophenone is prepared by the reaction of which of the following in the presence of AlCl3catalyst……..
a. Phenol and acetic acid
b. Benzene and acetone
c. Benzene and acetyl chloride
d. Phenol and acetone
Q. Which of the following compound gives a ketone with Grignard reagent .
a. Formaldehyde
b. Ethyl alcohol
c. Methyl cyanide
d. Methyl iodide
Q. Benzaldehyde can be prepared by oxidation of toluene by ………….
a. Acidic KMnO4
b. K2Cr2 O7
c. CrO2Cl2
d. All of these
Q. CH3 CO CH3 can be obtained by ………..
a. Heating acetaldehyde with methanol
b. Oxidation of propyl alcohol
c. Oxidation of isopropyl alcohol
d. Reduction of propionic acid
Q. Propyne on hydrolysis in presence of HCl and HgSO4 gives………….
a. Acetaldehyde
b. Acetone
c. Formaldehyde
d. None of these
Q. Which of the following on reaction with NH3 gives urinary antiseptic compound.
a. HCHO
b. CH3 CHO
c. C6H5 CHO
d. C6H5CH3CHO
Q. The oxidation product of 2-propanol with hot conc. HNO3 is ………..
a. Ethanoic acid
b. Propanone
c. Propanal
d. None of these
Q. Ethyne on reaction with water in the presence of HgSO4 and H2SO4 gives……….
a. Acetone
b. Acetaldehyde
c. Acetic acid
d. Ethyl alcohol
Q. When a mixture of methane and oxygen is passed through heated molybdenum oxide, the mainproduct formed is………..
a. Methanoic acid
b. Ethanal
c. Methanol
d. Methanal
Q. The oxidation of benzyl chloride with lead nitrate gives……………
a. Benzyl alcohol
b. Benzoic acid
c. Benzaldehyde
d. p –chlorobenzaldehyde
Q. Glycerol reacts with potassium bisulphate to produce …………
a. Allyl iodide
b. Allyl sulphate
c. Acryl aldehyde
d. Glycerol trisulphate
Q. The reagent used in Gatterman Koch aldehyde synthesis is………..
a. Pb/ BaSO4
b. Alkaline KMnO4
c. Acidic KMnO4
d. CO + HCl