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Chemistry
Carboxylic Acids (Section 6)
Question | Answer |
---|---|
What is the functional group of carboxylic acids? | -COOH |
Are carboxylic acids strong or weak acids? | Weak |
Carboxylic acid + metal carbonate -----> | salt + water + carbon dioxide |
How do we make carboxylic acids? | By oxidising an alcohol |
What is the general formula for carboxylic acids? | Cn H2n+1 COOH |
Carboxylic acid + metal -----> | salt + hydrogen |
How can we make vinegar by oxidising ethanol? | Ethanol is oxidised to make ethanoic acid, which can be dissolved in water to create vinegar |
Complete the chemical equation for the reaction of ethanoic acid with potassium carbonate solution: 2CH3COOH + K2CO3 -----> | 2CH3COOK + CO2 + H2O |