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Organic Chemistry AS/A Level > Phenol > Flashcards

Phenol Flashcards

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1
Q

Reaction undergone by phenol

A

Electrophilic substitution

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2
Q

Bromination of phenol

A

Add: 3Br2
Forms: 2,4,6-tribromophenol + 3HBr

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3
Q

Nitration of phenol

A

Add: HNO3
FormsP: 2-nitrophenol or 4-nitrophenol + H2O

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4
Q

Neutralisation of phenol

A

Add: NaOH
Forms: sodium phenoxide + H2O

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5
Q

Reactivity of phenol

A

More reactive than benzene due to the lone pair of electrons from oxygen (in OH) p-orbital being donated to the pi system of phenol. This increases the electron density which attracts electrophiles more.

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6
Q

Phenol as a weak acid

A

It partially dissociates into a phenoxide- ion and H+ ion.

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Organic Chemistry AS/A Level (5 decks)

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