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MCQ's Test For Chapter 11 "Hydrocarbons"
Try The MCQ's Test For Chapter 11 "Hydrocarbons"
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Total Questions17
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Time Allowed20
Hydrocarbons
00:00
Question # 1
The molecule of ethyne contains how many pi bonds.
Question # 2
Chain isomerism occurs due to differences in
Question # 3
Ethene belongs to which class of hydrocarbons.
Question # 4
Vulcanization of rubber increases its.
Question # 5
Which of the following is an aromatic hydrocarbon
Question # 6
What intermediate is formed duirng the electrophilic additionof HBr TO AN ALKENE.
Question # 7
Natrual rubber is a polymer
Question # 8
Alkenes react with bromine water to form.
Question # 9
Structuralisomers differ in
Question # 10
What type of bond cleavage occurs in the initation step
Question # 11
Which of the following is an addition polymer.
Question # 12
Aromatic hydrocarbons must contain.
Question # 13
Which of the following carbocations would be the least stable.
Question # 14
Which of the following represents a position isomer of CH3CH2CH=CH2
Question # 15
Which compound is a cycloalkane.
Question # 16
The product formed when ethene reacts with H2 in the presence of Ni is.
Question # 17
The general formula for alkanes is.
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FSc Part 1 Class Chemistry (New Book) Chapter 11 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which class of hydrocarbons contains one or more double bonds. |
A. Alkanes
B. Aromatics
C. Cycloalkanes
D. Alkenes
|
| 2 | Reaction of ethene with cold, dilute alkaline KMnO4 gives. |
A. CO2
B. Ethanoic acid
C. Ethylene glycol
D. Ethanol
|
| 3 | Which of these monomers forms a condensation polymer. |
A. Ethane
B. Styrene
C. Adipic acid+ hexamethylenediamine
D. Vinyl chloride
|
| 4 | What is the correct IUPAC name of CH3 CH= CH2? |
A. Propene
B. Propane
C. Ethene
D. Butene
|
| 5 | Anti-Markovnikov's additio occurs in the presence of |
A. HBr only
B. Organic peroxide
C. Water
D. KMnO4
|
| 6 | Which of the following is an addition polymer. |
A. Nylon
B. Bakelite
C. Polyethylene
D. Terylene
|
| 7 | Which of the followig regent is typiclly used for the acid catalyzed hdration of alkenes to form alcohols. |
A. Dilute H2SO4
B. H2/Ni
C. O3 followed by Zn/H2O
D. Br2 in CCl4
|
| 8 | What is the prefix for a three -carbon chain in IUPAC nomenclature. |
A. Eth-
B. Prop-
C. But-
D. Pent-
|
| 9 | Which of the followng reactions can an alkane undergo. |
A. Addition
B. Substiutution
C. Polymerization
D. Nitration
|
| 10 | Structuralisomers differ in |
A. Only the boiling point
B. Only the melting point
C. Arrangemetn of atoms
D. Number of atoms
|
Test Questions
