level: reactions of alcohols
Questions and Answers List
level questions: reactions of alcohols
| Question | Answer |
|---|---|
| alcohols combustion: | Alcohol + oxygen --> carbon dioxide + water |
| what do alcohols form when dissolved in water | neutral solutions |
| what happens to alcohol when the number of carbon atoms increase | solubility decreases |
| alcohols reaction with sodium: | alcohol + sodium --> sodium alkoxide + hydrogen |
| what ending do alkoxides have | ONa |
| what is common is all sodium and alcohol reactions | hydrogen |
| symbol and word equation for the reaction of methanol, ethanol, propanol and butanol with sodium | symbols: CH3OH + Na --> CH3ONa +H2 C2H5OH + Na --> C2H5ONa + H2 C3H7OH + Na --> C3H7ONa + H2 C4H9OH + Na --> C4H9ONa + H2 |
| what does reacting alcohol with an oxidising agent produce | a carboxylic acid and water |
| give an example of an oxidising agent that could be used | acidified potassium dichromate |
| what happens when sodium alkoxides dissolve in water | they form strongly alkaline solutions |
| what does combusting alcohols produce | CO2 + H2O |
| alcohols combustion: | Alcohol + oxygen --> carbon dioxide + water |