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Organic Chemistry > Carboxylic acids > Flashcards

Carboxylic acids Flashcards

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1
Q

What is the functional group for carboxylic acids?

A

-COOH

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2
Q

Why are carboxylic acids weak acids in water?

A

They are only partially ionising in aqueous solutions

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2
Q

In water, carboxyllic acids are [blank]

fill in the blank

A

In water, carboxylic acids are weak acids

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3
Q

Why do carboxyllic acids have a higher pH than strong acids?

A

They have a lower concentration of H+ ions than strong acids

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4
Q

How do carboxylic acids react with metal carbonates?

A

Carboxylic acid + metal carbonate → Salt + carbon dioxide + water

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5
Q

What is the word equation for the reaction between methanoic acid and a metal carbonate?

A

Methanoic acid + metal carbonate → Metal methanoate + carbon dioxide + water

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6
Q

What is the word equation for the reaction between ethanoic acid and a metal carbonate?

A

Ethanoic acid + metal carbonate → Metal ethanoate + carbon dioxide + water

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7
Q

What is the word equation for the reaction between propanoic acid and a metal carbonate?

A

Propanoic acid + metal carbonate → metal propanoate + carbon dioxide + water

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8
Q

What is the word equation for the reaction between butanoic acid and a metal carbonate?

A

Butanoic acid + metal carbonate → Metal butanoate + carbon dioxide + water

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9
Q

Name the first four carboxylic acids

A

Methanoic acid
Ethanoic acid
Propanoic acid
Butanoic acid

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10
Q

How do carboxylic acids react with alcohols?

A

Carboxylic acid + Alcohol ⇌ Ester + Water

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11
Q

Name an ester

A

Ethyl ethanoate

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12
Q

What is the equation for the reaction between a carboxylic acid and water?

A

Carboxylic acid(aq) ⇌ Salt ion-(aq) + H+(aq)

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13
Q

What is the structural formula of methanoic acid?

A

HCOOH

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14
Q

What is the structural formula for ethanoic acid?

A

CH3COOH

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15
Q

What is the structural formula of propanoic acid?

A

CH3CH2COOH

16
Q

What is the structural formula of ethanoic acid?

A

CH3CH2CH2COOH

Organic Chemistry (10 decks)

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