Alkene synthesis Flashcards

Synthesis of the alkene from an alcohol

1
Q

Name of the first reaction:

A

dehydration; removing drops of alcohol from alkene

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2
Q

Acid used:

A

Protonatin agent

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3
Q

what is boiling chips used for ?

A

used to stop the strong boiling and homogenize the boiling and they stop the super heating

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4
Q

Distillation is required to

A

eliminate the acid

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5
Q

distillation flask vs receiving flask

A

Distillation flask has OH and hpo4
Receiving flask has h20 h-oh (alkene) and maybe hpo4

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6
Q

When neutralizing acid with a base the product will be ?

A

salt

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7
Q

All salts are?

A

water-soluble

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8
Q

what is halogenation

A

from an alkene we are froming a haloalkane

All halogen has color

Brown to color less

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9
Q

To makes sure we have an alkene

A

the brown color disappear which mean there is an Alkene

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10
Q

Purpose of this experiment:

A

a) Preparation of an alkene by dehydration (elimination of water) of an alcohol in the
presence of an acid catalyst.

b) Calculation of percentage recovery of product.

c) Test for purity and identification of alkenes
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