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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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Total Questions12
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Time Allowed15
Hydrocarbons
00:00
Question # 1
Which of the followign will react with one mole of H2 to form saturated hydrrocarbon.
Question # 2
Halogenation of methane produces followign valuable chemical compounds used as solvent except.
Question # 3
The catalyst used for cracking of naphtha is
Question # 4
Which of the following is not a process of halogenation of alkanes.
Question # 5
Saturated hydrocarbons are also called
Question # 6
Simplest family of organic compunds is
Question # 7
Higher molecular mass hydrocarbons are broken up into smaller in a process called.
Question # 8
Which hydrocabon is responsible for exlosions in coal mines.
Question # 9
Which carbon compunds are not considered organic compound
Question # 10
The longes continuous carbon chain in IUPAC nomeculture tells.
Question # 11
Alkanes give eaction only
Question # 12
Alkanes do not react in
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9th Class (English Medium) Chemistry (New Book) Chapter 11 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The valancey of carbon is |
A. 1
B. 2
C. 3
D. 4
|
| 2 | Halogenation of alkanes in the presennce of diffused sunlight takes |
A. Fastly in two steps
B. In a series of four step
C. Suddenly, only in one step
D. Slowly in one step
|
| 3 | Which one of the forllowing is a substitution reaction. |
A. Halogenation of alkanes
B. Halogenation of alkenes
C. Bromination of alkenes
D. Halogenation fo alkynes
|
| 4 | Why does a mixure of zinc and hydrochloric acid acts as a reducing agent. |
A. Because zin acts as a reducing agen
B. Because molecular hydrogen is produced
C. Becuse atomic hydrogen is produced
D. Becuse chloride ions are produced with zn HCl which act as a reducing agent
|
| 5 | What percent of natural gas consists of methane |
A. 81%
B. 84%
C. 85%
D. 83%
|
| 6 | Which of the followign will react with one mole of H2 to form saturated hydrrocarbon. |
A. Alkanes
B. Alkyne
C. Benzene
D. Alkene
|
| 7 | The longes continuous carbon chain in IUPAC nomeculture tells. |
A. Suffix
B. Root
C. Prefix
D. None of these
|
| 8 | Alkanes are least reactive compounds beacuse they are. |
A. Unsaturated hydrocarbons
B. Saturated hydrocarbons
C. Both a and b
D. None of these
|
| 9 | Simplest family of organic compunds is |
A. Carbohydrates
B. Proteins
C. Hydrocarbons
D. Oils
|
| 10 | Higher molecular mass hydrocarbons are broken up into smaller in a process called. |
A. Refining
B. Distillation
C. Cracking
D. Condensation
|
Test Questions