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15 Cards in this Set
- Front
- Back
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What is a homologous series? |
A group of related organic compounds that have the same functional group |
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What is the functional group of alcohols? |
-O-H |
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What is the structural formula of ethanol? |
CH3CH2OH |
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What is the functional group of carboxylic acids? |
-COOH |
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What are the first three members of the carboxylic acids? |
Methanoic acid Ethanoic acid Propanoic acid |
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What is the functional group of an ester? |
-COO- |
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What type of solutions do alcohols with smaller molecules such as methanol, ethanol or propanol produce when mixed with water? |
Neutral solutions |
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Why are alcohols useful solvents? |
Because many organic substances dissolve in them |
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Which alcohol is the main alcohol in alcoholic drinks? |
Ethanol |
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Ethanol + Oxygen ---> |
Carbon dioxide + Water |
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Sodium + water ---> |
Hydrogen gas but the reactions are less vigorous than sodium + water |
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How can alcohols be used to produce carboxylic acids? |
They can be oxidised by chemical oxidising agents or by the action of microbes |
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What is the main acid in vinegar? |
Ethanoic acid |
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What PH value is the solution of carboxylic acid in water? |
PH less than 7 |
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