WorksheetsPRACTICE CHAPTER ALKANE, ALKENE, BENZENE & ALCOHOL
Total questions: 30
Worksheet time: 45mins
Choose CORRECT information about general formula of cyclic and acyclic alkanes below.
CnH2n : Saturated and cyclic alkane
CnHn : Unsaturated and cyclic alkane
CnH2n+2 : Unsaturated and acyclic alkane
CnH2n : Saturated and acyclic alkane
Choose the CORRECT pair of general formula related to acyclic alkanes and cyclic alkanes?
cyclohexane : CnH2n+2
2,2-dimethylpropane : CnH2n-2
1-bromo-1-chlorocyclohexane : CnH2n
hexane : CnH2n
Choose the CORRECT structure for 2,2-dimethyl-3-cyclohexylbutane
Choose the CORRECT structure for 1,1-dichloro-3-methylcyclohexane
What are the types of combustion?
Complete and incomplete
Incomplete and inexact
Impossible and possible
Computer and incomplete
What does incomplete combustion produce that complete combustion doesn't?
Carbon Monoxide
Water
Heat
Carbon Dioxide
What are the products of complete combustion?
Hydrogen + oxygen
Carbon dioxide + water
Carbon dioxide + hydrogen
Carbon + water
What is NOT produced when alkane burns in limited amount of oxygen ?
Carbon Monoxide
Water
carbon
Carbon Dioxide
What is the main constituent of natural gas?
methane
ethane
ethene
propane
What is the name of step for the mechanism above.
Elimination Step
Initiation step
Termination step
Propagation step
Which of the step is the propagation step?
Which equation represents a termination step?
Choose the correct function of ultra violet (uv) in free radical substitution mechanism.
To produce electrophile
To increase polarity of halogen molecule
To provide energy for the homolytic cleavage of halogen molecule
To provide energy for the heterolytic cleavage of halogen molecule
Identify the name of this step in free radical substitution mechanism.
Propagation step
Termination step
Protonation step
Initiation step
trans-nonene
cis-2,2-dimethyl-3-heptene
trans-1,1,5-trimethyl-2-hexene
cis-2,6-dimethyl-3-heptene
What are the products formed during the incomplete combustion of alkanes or alkenes ?
carbon and oxygen
carbon dioxide and water
carbon, carbon monoxide and water
carbon, carbon dioxide and water
The correct systematic name for the compound in the image is
2,3-diethylbut-2-ene
2-ethyl-3-methylpent-2-ene
4-ethyl-3-methylpent-3-ene
3,4-dimethylhex-3-ene
What is the structural formula of 2-methylhex-2-yne
What is the rule apply to predict the major product formed when 2-pentanol react with concentrated sulphuric acid in 140oC is
Anti-Markovnikov's rule
Markovnikov's rule
Anti-Saytzeff's rule
Saytzeff's rule
Which of the following is a characteristic of an aromatic compound?
Cyclic
Planar
Huckel's rule : (4n+2) electrons
completely conjugated
All of the above
Which of the following is aromatic?
name this compound
m-aminochlorobenzene
m-chloroaniline
o-chloroaniline
1-chloro-3-aminobenzene
What is the name of this compound?
o-pheno
m-phenol
o-chlorophenol
p-chlorophenol
m-chlorophenol
Which compound below is aromatic?
Name the following molecule:
3,3-dimethyl-1-butanol
3,3-methyl-1-butanol
2,2-dimethyl-4-butanol
3,3,3-trimethyl-1-propanol
Classify the following alcohol.
primary
secondary
tertiary
Classify the following alcohol.
primary
secondary
tertiary
Classify the following alcohol.
primary
secondary
tertiary
Which of the following is NOT a natural source of methane from petroleum
Diesel
Kerosene
Palm oil
Gasoline
