WorksheetsMr L AQA A Level Chemistry - "Alkenes for big men" "MW, DS, JF"
Total questions: 12
Worksheet time: 6mins
In alkenes the carbon atoms are connected to each other by ?
Single bonds
Double bonds
Triple bonds
Not connected
select the incorrect statement
In alkenes, the carbons are connected by pi bonds
Alkenes have almost same physical properties as that of the alkanes
Alkenes are less reactive than alkanes
Alkenes undergo polymerization reactions
Big men like alkenes
Identify the one which shows E-Z mechanism
3-methylpent-2-ene
2-methylpent-2-ene
Methyl-3-pent-2-ene
2,3-methylpentene
4-chlorobut-1-ene is the name of which among the following alkenes
CH2Cl-CH2=CH-CH2
CH2Cl=CH2-CH-CH2
CH2Cl-CH2=CH2
CH2Cl-CH2-CH=CH2
which of the following statements is true about alkenes?
They are saturated hydrocarbons
They are soluble in water
They are unsaturated hydrocarbons
They are insoluble in organic solvents
What is the IUPAC name for CH2=C(CH3)-CBr2CH3
2,2-dibromo, 3-Methyl, But-4-ene
3,3-dibromo, 2-Methyl, But-1-ene
2,2-dibromo, 3-Ethyl, Butene
2,2-bromo, 3, Methyl, But-2-ene
Which of the following compounds has the highest melting point?
Hexane
2-Methylpentane
2,2-dimethylbutane
3-methylpentane
Which of the following carbocations is the least stable?
Secondary
Primary
Tertiary
Methyl
Which of the following reaction types is characteristic of alkenes?
Nucleophilic subsititution
Electrophilic addition
Electrophilic substitution
Nucleophilic addition
Which of following is given off during ripening fruits and vegetables?
Ethyne
Ethane
Ethene
Methane
What is the general formula for alkenes?
CnH2n
CnH2n+2
CnH2n-2
Cn2Hn
What is the empirical formula of cyclohexene?
CH
CH2
C2H5
C6H10
