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Identifying Compounds using Infra-Red Spectroscopy

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Identifying Compounds using Infra-Red Spectroscopy

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Questions and Answers

What is the product of the reaction between methanol and ethanoic acid?

CH3COOCH3 (methyl ethanoate) and H2O

What is the significance of alcohols as fuels, in terms of pollution?

They do not contain sulfur, so there is less pollution.

What is the product of the reaction between ethanol and oxygen, in terms of carbon dioxide and water?

2CO2(g) + 3H2O(l)

What is the equation for the reaction between sodium and ethyl alcohol?

2CH3CH2OH(l) + 2Na(s) ——> 2CH3CH2O¯ Na+ + H2(g) Signup and view all the answers

What is the significance of the reaction between sodium and alcohols, compared to the reaction between sodium and water?

The reaction is slower with alcohols than with water. Signup and view all the answers

What is the product of the reaction between an alcohol and concentrated hydrobromic acid, or sodium bromide and concentrated sulfuric acid?

A haloalkane Signup and view all the answers

What is the name of the product formed when an alcohol reacts with a carboxylic acid, such as ethanoic acid?

An ester (e.g. CH3COOCH3) Signup and view all the answers

What is the advantage of using alcohols as fuels, in terms of energy content?

They have high enthalpies of combustion. Signup and view all the answers

What is the source of the alcohols used as fuels, in terms of sustainability?

They can be obtained from renewable resources. Signup and view all the answers

What is the characteristic of alkoxides, the product of the reaction between sodium and an alcohol?

They are white, ionic crystalline solids. Signup and view all the answers