98557
| Question | Answer |
| what is the functional group of an alcohol? | -O-H |
| name 3 alcohols | methanol ethanol propanol |
| what ph will a solution be if you dissolve an alcohol in water? | 7 (neutral) |
| what does homologous mean? | a group that all have the same properties |
| what gas is produced when an alcohol reacts with sodium? | hydrogen |
| what are 3 uses of alcohols | fuels and solvents.. and ethanol is used is used in alcoholic drinks |
| how can you produce ethanoic acid from ethanol? | oxidise it using either chemical oxidising agents or by microbial action |
| what is vinegar? | an aqueous solution that contains ethanoic acid |
| what is the functional group of a carboxylic acid? | c-o-o-h |
| carboxylic acids dissolve in water to produce a solution that is acidic alkaline or neutral? | acidic |
| what happens when carboxylic acids react with carbonates? | carboxylic acids react with carbonates to form carbon dioxide |
| why are carboxylic acids weak acids? | they do not ionise completely when dissolved in water so not many H+ ions that cause acidity |
| how can a carboxylic acid produce an ester? | it reacts with alcohol in the presence of a catalyst |
| what is the functional group of an ester? | c-o-o |
| what are uses of esters? | used as flavourings and perfumes because different esters produce distinctive smells and tastes |
| what is the name of an ester? | ethyl ethanoate |
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