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WorksheetsCarbon compound
Total questions: 10
Worksheet time: 7mins
Which of the following organic compounds has four carbon
atoms in its molecule?
Ethane
Propene
Butanol
Pentanoic acid
Which of the following is the general formula for alkyne?
CnH2n
CnH2n+2
CnH2n-2
Which process converts ethanol to ethanoic acid?
Hydrogenation
Oxidation
Hydration
Which of the following are the correct properties for
compounds X and Y?
X soluble in acid , Y soluble in alkali
X can reacts with bromine ,
Y does not react with bromine
X does not react with acidified KMnO4 ,
Y react with acidified KMnO4
X produces a lot of soot when it burns ,
Y does not produce soot when it burns
Compound P has the following characteristics:
- very soluble in water
- can be prepared from an alkene
What is probably compound P?
C2H5COOCH3
CH3COONa
C3H7COOH
C2H5OH
The complete combustion of a hydrocarbon is represented by
the following equation:
CH2x + xO2 → CO2 + xH2O
What is the value of x?
2
3
4
5
Diagram 2 shows the structural formula of an ester contained in watermelon. What is the name of the ester based on the IUPAC nomenclature system?
Butyl ethanoate
Propyl ethanoate
Ethyl propanoate
Ethyl butanoate
Which of the following are unsaturated hydrocarbons?
I only
I and II
II only
Liquefied petroleum gas (LPG) is composed mainly of propane that is used as fuel for vehicles. What are the characteristics for propane?
I Dissolves in water
II Exists as a gas at room temperature
III Has a high boiling point
IV Cannot conduct electricity
I and III
II and IV
I and IV
III and IV
Diagram 3 shows the structural formula of an isomer for an alkene. Name the isomer according to the IUPAC nomenclature system.
2-methylbut-2-ene
3-methylpent-2-ene
3-ethylbut-2-ene
2,2-dimethylbut-2-ene
