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Chemistry Paper 2
C10 chemical analysis
C10.2 structures of alcohols, carboxylic acids and esters
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Cards (12)
What is the functional group of carboxylic acids?
-
COOH
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What are the first four members of carboxylic acids?
Methanoic
, ethanoic,
propanoic
,
butanoic
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How is an ester formed from a carboxylic acid?
By replacing the -
COOH
group with a
hydrocarbon
group
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What is the structural formula of ethyl ethanoate?
CH<sub>3</sub>COOCH<sub>2</sub>CH<sub>3</sub>
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What should be included when drawing displayed formulae for organic compounds?
Show all bonds
Include bonds in
functional groups
Represent atoms with their chemical symbols
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What is the displayed formula of methanoic acid?
HCOOH
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Why are alkenes more reactive than alkanes?
Due to the presence of a
double bond
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What is the structural formula of propanoic acid?
CH
<sub>3</sub>CH<sub>
2
</sub>COOH
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What is the structural formula of butanoic acid?
CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub>COOH
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What is the significance of showing all bonds in displayed formulae?
It accurately represents the
molecular structure
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How does the structure of an ester differ from that of a carboxylic acid?
An ester has a
hydrocarbon group
replacing -
COOH
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What is the displayed formula of ethyl ethanol?
CH
<sub>3</sub>CH<sub>
2
</sub>
OH
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