Give three industrial uses of alkanols
Answers
Answer:
Alkanols are good solvents because they(methanol, ethanol, propanol) can usually dissolve both water-soluble and water-insoluble solutes. Ethanol is used as a solvent for drugs, tincture, cosmetics and perfumes. ... Methylated spirit is an industrial solvent for paints and dyes.
Answer:
1) A mixture of ethanol and water has much lower freezing point than that of water. This mixture is known as antifreeze and is used in radiators of vehicles in cold countries.
2) In the manufacture ‘bf dyes, drugs and detergents.
3) As a petrol substitute Ethanol can be mixed with petrol to the extent of 25% and used as fuel in internal combustion engines.
Explanation:
Methanol and ethanol are the two most important alkanols. While methanol is largely manufactured from petroleum feed stock, ethanol is obtained from ethene or by fermentation of sugar and starch. Both have many uses in industry. Methanol is used as a solvent and in the preparation of methanol. It is also used in the preparation of ethanoic acid.