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WorksheetsClass 9 Quiz on Hydrocarbons and Organic Chemistry
Total questions: 25
Worksheet time: 13mins
What is the general formula for alkanes?
CnH2n+2
CnH2n-2
CnH2n
CnH2n+1
Which of the following is a saturated hydrocarbon?
Acetylene
Ethylene
Methane
Butene
What is the property of carbon that allows it to form long chains?
Tetra valency
Catenation
Isomerism
Hydrogenation
Which of the following compounds is an example of an alkene?
C2H6
C3H8
C2H4
C4H10
What type of reaction do alkenes typically undergo?
Hydrolysis reactions
Addition reactions
Substitution reactions
Elimination reactions
Which of the following is a characteristic of alkynes?
Contain only single bonds
Contain at least one triple bond
Are less reactive than alkanes
Have the formula CnH2n+2
What is the term for compounds with the same molecular formula but different structures?
Polymers
Homologues
Isomers
Functional groups
Which of the following is a source of organic compounds?
Coal
Water
Iron
Sand
What is the primary suffix for alkenes?
-ane
-ene
-ol
-yne
Which of the following is a property of saturated hydrocarbons?
Have lower boiling points than unsaturated hydrocarbons
More reactive than unsaturated hydrocarbons
Contain double bonds
Only contain single bonds
Which of the following is a characteristic of saturated hydrocarbons?
Contain at least one double bond
Are generally more stable than unsaturated hydrocarbons
Have a higher reactivity than alkenes
Are typically gases at room temperature
Which of the following compounds is an example of a saturated hydrocarbon?
C3H6
C2H2
C4H10
C5H8
What is the primary suffix for alkynes?
-ene
-yne
-ane
-ol
Which of the following is a characteristic of alkenes?
Contain only single bonds
Contain at least one double bond
Are more stable than alkynes
Have the formula CnH2n
What type of reaction do alkynes typically undergo?
Hydrolysis reactions
Substitution reactions
Elimination reactions
Addition reactions
Which of the following compounds is an example of an unsaturated hydrocarbon?
C4H10
C2H2
C3H8
C5H12
Which of the following is a property of alkynes?
Contain only single bonds
Contain at least one triple bond
Have a higher boiling point than alkenes
Are less stable than alkanes
What is the general formula for alkynes?
CnH2n
CnH2n-2
CnH2n+2
CnH2n-1
Which of the following compounds is an example of a cyclic hydrocarbon?
C6H12
C2H4
C3H6
C4H10
What is the general formula for alkenes?
CnH2n
CnH2n-2
CnH2n+2
CnH2n-1
Which of the following compounds is an example of a saturated hydrocarbon?
C2H4
C3H8
C5H10
C2H2
What type of reaction do saturated hydrocarbons typically undergo?
Substitution reactions
Elimination reactions
Addition reactions
Hydrolysis reactions
What is the primary suffix for alkanes?
-ene
-yne
-ane
-ol
Which of the following compounds is an example of an aromatic hydrocarbon?
C6H6
C4H10
C2H4
C3H8
What type of reaction do unsaturated hydrocarbons typically undergo?
Substitution reactions
Elimination reactions
Addition reactions
Hydrolysis reactions
