Alcohols (Unit 2.7) AS level chemistry

Question 1 of 14

1

Which of these best describes an alcohol?

Select one of the following:

A homologous series where one hydrogen atom is replaced by an OH group.
A heterologous series where one hydrogen atom is replaced by an OH group.

Explanation

Question 2 of 14

1

What is the definition of 'homologous series'?

Select one of the following:

A group of chemicals with similar properties that can be represented by a general formula.
A group of chemicals that have the exact same properties and formula.

Explanation

Question 3 of 14

1

Which of these are characteristics of a homologous series?

Select one or more of the following:

The members of the homologous series have the same functional group
The members of the homologous series always contain ethene.
The members of the homologous series share a specific formula.
The members of the homologous series share a general formula.
The members of the homologous series have a common general method of preparation.
The members of the homologous group all have low melting points.
The members of the homologous group have similar chemical properties.

Explanation

Question 4 of 14

1

Fill the blank spaces to complete the text.

There are main processes involved in the preparation of ethanol. of ethene involves hydrocarbons produced from Ethene then reacts with to produce ethanol. Another method is called which involves being converted into ethanol.

Explanation

Question 5 of 14

1

Fill the blank spaces to complete the text.

The reaction between an alcohol and a gives an

Explanation

Question 6 of 14

1

The ideal conditions for hydration of ethene is a temperature of ❌ and pressure of ❌ atmospheres.

Drag and drop to complete the text.

300

200

420

137

60-70

70-80

30-40

90-100

Explanation

Question 7 of 14

1

With regards to temperature to complete hydration of ethene, which statement is true?

Select one of the following:

A higher yield of ethanol would be produced at lower temperatures
A higher yield of ethanol would be produced at higher temperatures
The temperature has no effect on the yield of ethanol produced

Explanation

Question 8 of 14

1

Fill the blank space to complete the text.

pressure leads to a high yield of ethanol.

Explanation

Question 9 of 14

1

Which of these is missing from the end of this formula representing hydration of ethene? CH2 = CH2(g) + H2O(g) <>

Select one of the following:

CH2CH2OH(g)
CH3CH2OH(g)
CH4CHOH(g)

Explanation

Question 10 of 14

1

Which of these better depicts the definition of a functional group?

Select one of the following:

specific groupings of atoms within molecules that have their own characteristic properties, regardless of the other atoms present in a molecule.
specific groupings of atoms within molecules that have their own characteristic properties, based of the number of carbons present

Explanation

Question 11 of 14

1

Click on the orange point and write the correct answer.

Which of these molecules is the functional group.

Explanation

Question 12 of 14

1

Click on each orange point and write the correct answer.

Label this diagram of fractional distillation. The method of which alcoholic drinks are produced (fermentation)

Explanation

Question 13 of 14

1

	Created by jodie davies almost 4 years ago

AS level Chemistry Quiz on Alcohols (Unit 2.7) AS level chemistry , created by jodie davies on 07/02/2021.

Alcohols (Unit 2.7) AS level chemistry

Alcohols (Unit 2.7) AS level chemistry

Question 1 of 14

Which of these best describes an alcohol?

Select one of the following:

Explanation

Question 2 of 14

What is the definition of 'homologous series'?

Select one of the following:

Explanation

Question 3 of 14

Which of these are characteristics of a homologous series?

Select one or more of the following:

Explanation

Question 4 of 14

Fill the blank spaces to complete the text.

There are main processes involved in the preparation of ethanol. of ethene involves hydrocarbons produced from Ethene then reacts with to produce ethanol. Another method is called which involves being converted into ethanol.

Explanation

Question 5 of 14

Fill the blank spaces to complete the text.

The reaction between an alcohol and a gives an

Explanation

Question 6 of 14

The ideal conditions for hydration of ethene is a temperature of ❌ and pressure of ❌ atmospheres.

Drag and drop to complete the text.

Explanation

Question 7 of 14

With regards to temperature to complete hydration of ethene, which statement is true?

Select one of the following:

Explanation

Question 8 of 14

Fill the blank space to complete the text.

pressure leads to a high yield of ethanol.

Explanation

Question 9 of 14

Which of these is missing from the end of this formula representing hydration of ethene? CH2 = CH2(g) + H2O(g) <>

Select one of the following:

Explanation

Question 10 of 14

Which of these better depicts the definition of a functional group?

Select one of the following:

Explanation

Question 11 of 14

Click on the orange point and write the correct answer.

Which of these molecules is the functional group.

Explanation

Question 12 of 14

Click on each orange point and write the correct answer.

Label this diagram of fractional distillation. The method of which alcoholic drinks are produced (fermentation)

Explanation

Question 13 of 14

Fill the blank spaces to complete the text.

The boiling temperature of ethanol is degrees and therefore to separate it from an aqueous mixture, is needed.

Explanation

Question 14 of 14

Ideal conditions for fermentation include...

Select one of the following:

Explanation