MDCAT Chemistry Chapter 15 MCQ Test With Answer for (Alkyl Halides)

In Chapter 15, Alkyl Halides, many topics are included in the MDCAT syllabus. To facilitate the students, the respective authorities have provided the syllabus that must be considered while preparing. The candidates must check and solve the available MCQs on this platform before appearing in the MDCAT entry test.

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MCQ's Test For MDCAT Chemistry Chapter 15 Alkyl Halides Online Test

Try The MCQ's Test For MDCAT Chemistry Chapter 15 Alkyl Halides Online Test

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MDCAT Chemistry Chapter 15 Alkyl Halides Online Test

00:00
Question # 1

The addition compound obtained by reacting acetaldelyde and HCN, when Iydrolyzed gives

Question # 2

Which alcohol is most reactive towards sodium metal?

Question # 3

The dehydration of ethyl alcohol with concentrated H2SO4 at 140°C gives

Question # 4

Which of the following undergoes easy dehydration?

Question # 5

Esterification of CH3COOH isreaction

Question # 6

Relative acidic strength of alcohol, phenol, water and carboxylie acid is

Question # 7

A compound z' decolorizes bromine water and produces white ppt. The compound 'z'is

Question # 8

Ethanol reacts with sodium metal to liberate

Question # 9

The strongest conjugate base is

Question # 10

During esterifcation, the alcobol molecule acts as:

Question # 11

Primary, secondary aad tertiary alcohols can be identified and distinguished by

Question # 12

Identify the compound, which give iodoform test

Question # 13

Reaction of alcohol with hydrogen chloride, in the presence of Zinc chloride yields

Question # 14

Alcohol is less acidie than phenol due to

Question # 15

Which of the following will undergo nucleophilic addition reaction more easily?

Question # 16

.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?

Question # 17

Which one of the following is an appropriate indication of positive iodoform test?

Question # 18

The number of resonating structures of phenoxide ion are

Question # 19

2,4,6-Trinitrophenol is commonly called as

Question # 20

Which one of the following alcohol is indicated by formation of yellow crystals in lodoform tesr?

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Prepare Complete Set Wise MDCAT Chemistry Chapter 15 Alkyl Halides Online Test MCQs Online With Answers


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1. Describe the Chemistry of Alkanes with Emphasis on:

a) Combustion
b) The Mechanism of Free Radical Substitution Reaction of Methane , with particular reference to:

  • Initiation
  • Propagation
  • Termination

2. Discuss the Chemistry of Alkenes with Emphasis on:

a) Preparation of Alkenes by Elimination Reactions:
i) Dehydration of Alcohols
ii) Dehydrohalogenation of Alkyl Halides

b) Reactions of Alkenes such as:
i) Catalytic Hydrogenation
ii) Halogenation (Br₂ addition to be used as a test of an alkene)
iii) Hydration of Alkenes
iv) Reaction with HBr with special reference to Markownikoff’s Rule
v) Oxidation of Alkenes using:
- Cold alkaline or acidic KMnO₄ (Bayer’s reagent)
- Hot concentrated acidic or alkaline KMnO₄ for cleavage of the double bond in 2-butene
vi) Polymerization of Ethene

3. Discuss the Chemistry of Benzene with Examples:

a) Structure of Benzene showing the delocalized π-orbital which causes the stability of benzene.

b) Electrophilic Substitution Reactions of Benzene , including mechanisms of:
i) Nitration
ii) Halogenation (Chlorination and Bromination)
iii) Friedel-Craft’s Reaction (Alkylation and Acylation)

c) Hydrogenation of Benzene Ring to form a Cyclohexane Ring

d) Side Chain Oxidation of Methylbenzene (Toluene) and Ethylbenzen

e) Directive Influence of Substituents on the Benzene Ring by:

  • 2,4-directing groups
  • 3,5-directing groups
    (Orientation in electrophilic substitution reactions of benzene)

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MCAT Chemistry Chapter 15 Important MCQ's

Sr.# Question Answer
1 C=O and C=C bonds are differentiated by
A. Hybridization of C-atom
B. Bond angles
C. Ammonical AgNO3
D. Conc. HNO3
2 2-propanol on Oxidation gives
A. Aldehyde
B. Carboxylic Acid
C. Ketone
D. Alcohol
3 What forces operate between ethyl group of ethyl alcohol and oxygen of water
A. H-bonding
B. attractive forces
C. repulsive forces
D. dipole forces
4 Which of the following undergoes easy dehydration?
A. 3-MethyIbutan-2-ol
B. Ethanol
C. 2.Methylpropan-2-ol
D. Methanol
5 Phenol can be diatingushed from ethyl alcohol by all of the following reagents except
A. lodoforrn test
B. Na
C. Br2 /H2O
D. NaOH
6 During esterifcation, the alcobol molecule acts as:
A. Oxidizing agent
B. Electrophile
C. Reducing agent
D. Nucleophile
7 Ethanol reacts with sodium metal to liberate
A. CO2 gas
B. CO gas
C. H2 gas
D. Steam
8 The reagent used to distinguish between ethanol and propanal is
A. I2/ NaOH
B. Benedict's reagent
C. LiAIH
D. sodium nitroprusside
9 Alcohols of low molecular weight are:
A. Soluble in water
B. Insoluble in water
C. Soluble in water on heating
D. Insoluble in all solvents
10 When calcium formate and calcium acetate are dry heated they form
A. НCOOH
B. C2H5OH
C. CH3CHO
D. HCHO

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