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Flashcards on Алкени
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What are alkenes?
Hydrocarbons containing at least one carbon-carbon double bond.
How do alkenes differ from alkanes?
Alkenes have at least one carbon-carbon double bond, while alkanes have only single bonds.
Are alkenes saturated or unsaturated hydrocarbons?
Unsaturated hydrocarbons.
What is the general formula for alkenes?
CnH2n
Give an example of an alkene.
Ethene (C2H4)
Do alkenes undergo addition reactions or substitution reactions?
Addition reactions.
What is the simplest alkene?
Ethene (C2H4)
Are alkenes flammable?
Yes, they are flammable.
What physical state are most alkenes at room temperature?
Gaseous or liquid.
Can alkenes be used in the production of plastics?
Yes, alkenes are used to make various types of plastics.
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Test Your Knowledge
Which statement best describes alkenes?
Saturated hydrocarbons
Unsaturated hydrocarbons
Contain only single bonds
Do not burn easily
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What is the general formula for alkenes?
CnH2n+2
CnH2n
CnHn
CnH2n-2
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Which is the simplest alkene?
Ethene (C2H4)
Propene (C3H6)
Butene (C4H8)
Pentene (C5H10)
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Do alkenes undergo addition or substitution reactions?
Addition reactions
Substitution reactions
No reactions
Decomposition reactions
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Are alkenes flammable?
Yes, they are flammable
No, they are not flammable
They are explosive
They are inert
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What physical state are most alkenes at room temperature?
Solid
Gaseous or liquid
Plasma
Bose-Einstein condensate
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Can alkenes be used in the production of plastics?
Yes, alkenes are used to make various types of plastics
No, they are not useful for plastics
They produce toxic fumes
Only alkanes are used for plastics
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Which of the following is an example of an alkene?
Methane (CH4)
Ethene (C2H4)
Propane (C3H8)
Butane (C4H10)
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In alkenes, what type of bond is present?
Single bond
Double bond
Triple bond
Ionic bond
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Are alkenes considered saturated hydrocarbons?
Yes
No
Sometimes
They are super saturated
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