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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 other atom is almost always present along with carbon atom in all organic compunds.
Question # 2
The valancey of carbon is
Question # 3
Which one of the forllowing is a substitution reaction.
Question # 4
The root prop-corresponds to .....no. of carbon
Question # 5
No of moles of oxygen required to completely burn ethane is
Question # 6
Alkanes are least reactive compounds beacuse they are.
Question # 7
Simplest family of organic compunds is
Question # 8
Th breakdown of naphtha produce
Question # 9
Which other metal can be used to reduce alkyl halides.
Question # 10
Saturated hydrocarbons are also called
Question # 11
If naphtha undergoesa combustion reactin what products do yu expect to form
Question # 12
Which of the following is considered a parent organic compound.
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9th Class (English Medium) Chemistry (New Book) Chapter 11 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Alkanes are least reactive compounds beacuse they are. |
A. Unsaturated hydrocarbons
B. Saturated hydrocarbons
C. Both a and b
D. None of these
|
| 2 | If naphtha undergoesa combustion reactin what products do yu expect to form |
A. Alkanes
B. Alkenes
C. CO2 and H2O
D. Both alkanes and alkenes
|
| 3 | Which other atom is almost always present along with carbon atom in all organic compunds. |
A. Hydrogen
B. Oxygen
C. Halogen
D. Nitrogen
|
| 4 | 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
|
| 5 | Alkanes give eaction only |
A. Addition
B. Decomposition
C. Displacement
D. Substitution
|
| 6 | The most essential element for organic compound is. |
A. Nitrogen
B. Oxygen
C. Hydrogen
D. Carbon
|
| 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 hydrocabon is responsible for exlosions in coal mines. |
A. Methane
B. Butane
C. Pentane
D. Ethene
|
| 9 | Carbon is present in periodic table |
A. Left side
B. Right side
C. Middle
D. None of these
|
| 10 | 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
|
Test Questions
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