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Chemistry > Alkenes > Flashcards

Alkenes Flashcards

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1
Q

What is an alkene?

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2
Q

What is an alkenes general formula?

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3
Q

Describe the bonding in alkenes

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4
Q

Why is there no rotation about the c=c double bond?

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5
Q

Are alkenes more or less reactive than alkenes? Why?

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6
Q

What type of mechanism do alkenes undergo?

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7
Q

Are alkenes soluble in water? Why?

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8
Q

How do you test for alkenes?

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9
Q

Describe the mechanism for the reaction between ethene and water

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10
Q

List the three types of isomers alkenes can have

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11
Q

Describe chain isomerism in alkenes

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12
Q

Describe positional isomerism in alkenes

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13
Q

Describe geometric (E-Z) isomerism in alkenes

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14
Q

What is an electrophile?

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15
Q

Give three examples of electrophiles

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16
Q

With the addition reaction of unsymmetrical alkenes what is formed?

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17
Q

What is the most stable type of carbocation intermediate and why?

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18
Q

Which type of carbocations will produce a major product?

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19
Q

What are the conditions needed for the electrophilic addition of water to an alkene?

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20
Q

What is the product of the reaction of water with an alkene?

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21
Q

What are the conditions needed for the electrophilic addition of a hydrogen halide and an alkene?

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22
Q

Describe the mechanism for the reaction of HBr and propene

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23
Q

What conditions are needed for the reaction of a halogen and an alkene?

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24
Q

What is an addition polymer?

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25
Q

What are monomers and what form do they usually take?

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26
Q

How would you represent the polymerisation of ethene?

(Use a diagram)

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27
Q

State three uses of pvc

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28
Q

Give two examples of plasticisers

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29
Q

What are plasticisers?

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30
Q

How do the physical properties of pvc change due to a plasticiser?

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Chemistry (34 decks)

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