Preparation and Properties of Alkenes
Chemistry ⇒ Carbon and Organic Chemistry
Preparation and Properties of Alkenes starts at 11 and continues till grade 12.
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Describe the mechanism of dehydration of ethanol to form ethene.
Explain why alkenes are more reactive than alkanes.
Explain why alkenes decolorize bromine water.
Name the test used to distinguish between alkanes and alkenes.
State Markovnikov's rule as it applies to the addition of HX to alkenes.
State Saytzeff's rule.
What is the major product when 2-chloropentane is treated with alcoholic KOH?
What is the molecular formula of propene?
Which of the following alkenes is the most stable?
(1) Ethene
(2) Propene
(3) 2-Butene
(4) 2-Methyl-2-butene
Which of the following is a general formula for alkenes?
(1) CnH2n+2
(2) CnH2n
(3) CnH2n-2
(4) CnH2n+1
Which of the following is a property of alkenes?
(1) Undergo nucleophilic substitution
(2) Undergo electrophilic addition
(3) Are aromatic
(4) Are always solids at room temperature
Which of the following is a syn addition reaction?
(1) Addition of H2 to alkenes
(2) Addition of Br2 to alkenes
(3) Addition of HBr to alkenes
(4) Addition of H2O to alkenes
The addition of bromine water to an alkene results in __________ of the solution.
The addition of water to an alkene in the presence of acid gives an __________.
The major product formed when 2-bromobutane is treated with alcoholic KOH is __________.
The process of removing a halogen atom and a hydrogen atom from adjacent carbon atoms in an alkyl halide to form an alkene is called __________.
Alkenes are generally gases or liquids at room temperature. True or False?
Alkenes are insoluble in water but soluble in organic solvents. True or False?
Alkenes are more reactive than alkanes. Yes or No?
Alkenes can be oxidized to glycols using cold, dilute KMnO4. Yes or No?
