Question # 1

In which of the following types of reactions are the carbonyl compounds and alkene are similar in behaviour

Choose an answer

Nucleophilic addition

Electrophilic addition

Nucleophilic suhstitution

Catalytic hydrogenation

Which of the following is more reactive where 0-H bonds break

Choose an answer

P°alcohol

T° alcohol

S°alcohol

Cannot be predicated

Phenol is completely soluble in water above

Choose an answer

25°C

62.3℃

68.5°C

66.50°c

Acetone reacts with HCN to form a cyanohydrin. It is an example of

Choose an answer

Nucleophilic addition

Electrophilic substitution

Electrophilic addition

Nucleophilic substitution

.Both aldehydes and ketones are planar to the neighborhoods of carbonyl (C-0) group. Which one of the following bonds is distorted towards the oxygen atoms?

Choose an answer

pi-bond of C and O

Sigma bond of C and O

Sigma bond of C and H

Sigma bond of C and C

Temperature required for the dehydration of ethanol into ethene in the presence of HaSOu is

Choose an answer

130°C

170°C

175°C

180°C

Oxidation of secondary alcohol produces

Choose an answer

Aldehyde

Ketone

Alkyl halide

Ester

The number of resonating structures of phenoxide ion are

Choose an answer

3

5

6

4

Which of the following undergoes easy dehydration?

Choose an answer

3-MethyIbutan-2-ol

Ethanol

2.Methylpropan-2-ol

Methanol

The conversion of tertiary alcohols into alkenes in the presence of K2Cr2O7 + H2SO4 is

Choose an answer

Addition reaction

C-H bond cleavage

Elimination reaction

Combustion reaction

Which one of the followings is resistant to oxidation under normal conditions

Choose an answer

Methyl alcohol

Acetaldehyde

Ethyl alcohol

Acetone

Formalin is used as:

Choose an answer

Fungicide

Germicide

Sterilizing of surgical instruments

All three

which of the following is not a symmetrical ketone

Choose an answer

4-heptanone

Butanone

Propanone

3-pentanone

Acetaldehyde cyanohydrin upon hydrolysis prodnces

Choose an answer

Tartaric acid

Malonic acid

Formic acid

Lactic acid

Which reagent is responsible for the conversion of ketone to secondar alcohul

Choose an answer

NaAlH

NaBH4

Al

Red P

Identify the compound, which give iodoform test

Choose an answer

Methanol

3- Hexanol

Methyl ketone

Propionaldehyde

The oxidation of 1 - propanol in the presence of H2SO4, +K2Cr207 produces final product

Choose an answer

Acetaldehyde

Propanal

Acetone

Propanoic acic

Which alcohol is most reactive towards sodium metal?

Choose an answer

Ter Butyl alcohol

n-Propyl alcolol

Isopropyl alcohol

Have same reactivity

The alcohol that does not form curbonyl compound on oxidation

Choose an answer

iso-butyl alcohol

neo pentyl alcohol

Ethanol

ter-butyl alcohol

Alcohols of low molecular weight are:

Choose an answer

Soluble in water

Insoluble in water

Soluble in water on heating

Insoluble in all solvents

More Classes

Other Links

MDCAT Chemistry Chapter 15 Alkyl Halides Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer