9th Class Chemistry Chapter 11 English Medium Online MCQ Test With Answer

Practice 9th Class Chemistry Chapter “Hydrocarbons” online with this MCQ test. This chapter covers the structure, classification, and properties of hydrocarbons, including alkanes, alkenes, alkynes, and aromatic compounds. Students will learn about their chemical reactions, bonding patterns, and uses in daily life and industry. By attempting these multiple-choice questions, learners can strengthen their understanding of hydrocarbon chemistry, recognize different types of hydrocarbons, and prepare effectively for exams. Each question comes with a correct answer to help students evaluate their knowledge and focus on weak areas. Online practice ensures faster learning and better retention of concepts.

MCQ's Test For Chapter 11 "Hydrocarbons"

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

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  • Time Allowed15

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Hydrocarbons

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Question # 1

If naphtha undergoesa combustion reactin what products do yu expect to form

Question # 2

The root prop-corresponds to .....no. of carbon

Question # 3

Which carbon compunds are not considered organic compound

Question # 4

Hydrogenatio of alkenes and alkynes takes place at room temperatur ein the presence of.

Question # 5

Carbon is present in periodic table

Question # 6

Simplest family of organic compunds is

Question # 7

If an organic compund has 4 carbon atoms . All singly bonded. It will have the following characteristics except one.

Question # 8

Alkanes give eaction only

Question # 9

Which of the following is not a process of halogenation of alkanes.

Question # 10

The valancey of carbon is

Question # 11

The formula which represens the actual number of atoms in one molecule of an organic compound is called.

Question # 12

Which of the followign will react with one mole of H2 to form saturated hydrrocarbon.

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9th Class (English Medium) Chemistry (New Book) Chapter 11 Important MCQ's

Sr.# Question Answer
1 Carbon is present in periodic table
A. Left side
B. Right side
C. Middle
D. None of these
2 Alkane molecules are.
A. Polar
B. Non Polar
C. Botha a and b
D. None of these
3 No of moles of oxygen required to completely burn ethane is
A. 4
B. 6
C. 7
D. 5
4 Which alkane will envolve the most amount of heat when it is burnt with oxygen.
A. Ethane
B. Butane
C. Propane
D. Iso Butane
5 The catalyst used for cracking of naphtha is
A. Common salt
B. Ni
C. Washing soda
D. Zeolite
6 What percent of natural gas consists of methane
A. 81%
B. 84%
C. 85%
D. 83%
7 During the process of cracking naphtha is heated up to.
A. 300 oC
B. 400 oC
C. 500 oC
D. 600 oC
8 Which of the followign will react with one mole of H2 to form saturated hydrrocarbon.
A. Alkanes
B. Alkyne
C. Benzene
D. Alkene
9 Hydrogenatio of alkenes and alkynes takes place at room temperatur ein the presence of.
A. Ni
B. Pd
C. Pt
D. Both a and b
10 Alkanes are least reactive compounds beacuse they are.
A. Unsaturated hydrocarbons
B. Saturated hydrocarbons
C. Both a and b
D. None of these

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