Alcohols (Unit 2.7) AS level chemistry

Frage 1 von 14

1

Which of these best describes an alcohol?

Wähle eine der folgenden:

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.

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Frage 2 von 14

1

What is the definition of 'homologous series'?

Wähle eine der folgenden:

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.

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Frage 3 von 14

1

Which of these are characteristics of a homologous series?

Wähle eine oder mehr der folgenden:

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.

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Frage 4 von 14

1

Fülle die Lücken, um den Text zu vervollständigen.

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.

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Frage 5 von 14

1

Fülle die Lücken, um den Text zu vervollständigen.

The reaction between an alcohol and a gives an

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Frage 6 von 14

1

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

Klicke und ziehe, um den Text zu vervollständigen.

300

200

420

137

60-70

70-80

30-40

90-100

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Frage 7 von 14

1

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

Wähle eine der folgenden:

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

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Frage 8 von 14

1

Fülle die Lücke, um den Text zu vervollständigen

pressure leads to a high yield of ethanol.

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Frage 9 von 14

1

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

Wähle eine der folgenden:

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

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Frage 10 von 14

1

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

Wähle eine der folgenden:

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

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Frage 11 von 14

1

Klicke auf den orangenen Punkt und schreibe die korrekte Antwort.

Which of these molecules is the functional group.

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Frage 12 von 14

1

Klicke auf jeden orangenen Punkt und schreibe die korrekte Antwort.

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

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Frage 13 von 14

1

	Erstellt von jodie davies vor fast 4 Jahre

AS level Chemistry Quiz am Alcohols (Unit 2.7) AS level chemistry , erstellt von jodie davies am 07/02/2021.

Alcohols (Unit 2.7) AS level chemistry

Frage 1 von 14

Which of these best describes an alcohol?

Wähle eine der folgenden:

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Frage 2 von 14

What is the definition of 'homologous series'?

Wähle eine der folgenden:

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Frage 3 von 14

Which of these are characteristics of a homologous series?

Wähle eine oder mehr der folgenden:

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Frage 4 von 14

Fülle die Lücken, um den Text zu vervollständigen.

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.

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Frage 5 von 14

Fülle die Lücken, um den Text zu vervollständigen.

The reaction between an alcohol and a gives an

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Frage 6 von 14

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

Klicke und ziehe, um den Text zu vervollständigen.

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Frage 7 von 14

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

Wähle eine der folgenden:

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Frage 8 von 14

Fülle die Lücke, um den Text zu vervollständigen

pressure leads to a high yield of ethanol.

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Frage 9 von 14

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

Wähle eine der folgenden:

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Frage 10 von 14

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

Wähle eine der folgenden:

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Frage 11 von 14

Klicke auf den orangenen Punkt und schreibe die korrekte Antwort.

Which of these molecules is the functional group.

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Frage 12 von 14

Klicke auf jeden orangenen Punkt und schreibe die korrekte Antwort.

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

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Frage 13 von 14

Fülle die Lücken, um den Text zu vervollständigen.

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

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Frage 14 von 14

Ideal conditions for fermentation include...

Wähle eine der folgenden:

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