11th Class Chemistry Chapter 11 MCQ Test with Answer

MCQ's Test For Chapter 11 "Hydrocarbons"

Try The MCQ's Test For Chapter 11 "Hydrocarbons"

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Hydrocarbons

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Question # 1

Hydrocarbon are compounds made of.

Question # 2

Which of the following represents a position isomer of CH3CH2CH=CH2

Question # 3

Which of the following has a branched chain structure.

Question # 4

The numer of possible isomers of C4H10 is

Question # 5

What is the correct IUPAC name of CH3 CH= CH2?

Question # 6

Which of the followign is a copolymer.

Question # 7

Chlorinatin of propane gives how many thpes of monochlorinated products.

Question # 8

Alkenes react with bromine water to form.

Question # 9

What is the firt step in the electrophilic addition reaction of alkenes.

Question # 10

Which of the following is an addition polymer.

Question # 11

In the electrophilic addition of HBr to propene, the major product is.

Question # 12

A polymer used for non -stick cookware is.

Question # 13

Vulcanization of rubber increases its.

Question # 14

Which of the following is most stable.

Question # 15

Natrual rubber is a polymer 

Question # 16

Geometrial isomerism is due to.

Question # 17

Which of the following shows position isomerism.

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FSc Part 1 Chemistry (New Book) Chapter 11 Important MCQ's

Sr.# Question Answer
1 Anti-Markovnikov's  additio occurs in the presence of 
A. HBr only
B. Organic peroxide
C. Water
D. KMnO4
2 In the electrophilic addition of HBr to propene, the major product is.
A. 1- bromopropane
B. 2- bromopropane
C. 3- bromopropane
D. Isopropanol
3 Which of the followng reactions can an alkane undergo.
A. Addition 
B. Substiutution 
C. Polymerization 
D. Nitration 
4 Cycloalkanes differ from alkanes ny 
A. Being cyclic
B. Having hygher rectivity
C. Having sigma bonds
D. Having delocalized electrons
5 What intermediate is formed duirng the electrophilic additionof HBr TO AN ALKENE.
A. Carbonation 
B. Carbanion
C. Radical
D. Epoxide
6 Which hydrocarbon has only single bonds.
A. Ethene
B. Ethyne
C. Propane
D. Benzene
7 What is the prefix for a three -carbon chain in IUPAC nomenclature.
A. Eth-
B. Prop-
C. But-
D. Pent-
8 Reaction of ethene with cold, dilute alkaline KMnO4 gives.
A. CO2
B. Ethanoic acid
C. Ethylene glycol
D. Ethanol
9 Alkanes are also called.
A. paraffins
B. Olefins
C. Aromatics
D. Alkynes
10 What type of bond cleavage occurs in the initation step
A. Homolytic
B. Ionic
C. Heterolytic
D. Covalent

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