Alkanes multiple choice questions – A-Level Chemistry (Edexcel)

Alkanes

Total marks:0 / 13

1 of 13

The first step in the reaction between chlorine and ethane involves

0 / 1

2 of 13

The hydrocarbon C₁₇H₃₆ can be cracked.

Which compound is the least likely to be produced in this reaction?

0 / 1

3 of 13

Which fuel would produce the largest mass of CO₂ when 10 kg of the fuel undergo complete combustion?

0 / 1

4 of 13

This question is about the reaction of methane with bromine in sunlight.

CH₄ + Br₂ ➔ CH₃Br + HBr

This reaction is best described as

0 / 1

5 of 13

Which property explains the low reactivity of alkanes?

0 / 1

6 of 13

Which alkane has the highest boiling point?

0 / 1

7 of 13

1 mol of a compound reacts with 8 mol O₂ for complete combustion.

What is the formula of the compound?

0 / 1

8 of 13

Tetradecane (C₁₄H₃₀) is an alkane found in crude oil.

When tetradecane is heated to a high temperature, one molecule of tetradecane decomposes to form one molecule of hexane and three more molecules.

Which of the following could represent this reaction?

0 / 1

9 of 13

An excess of methane reacts with chlorine in the presence of ultraviolet radiation.

What are the main products of this reaction?

0 / 1

10 of 13

Which statement is correct about the fractional distillation of crude oil?

0 / 1

11 of 13

What is formed in a propagation step of the substitution reaction between bromine and ethane?

0 / 1

12 of 13

What is a propagation step in the free-radical substitution mechanism of ethane with chlorine?

0 / 1

13 of 13

What is the equation for the reforming of hexane into benzene?

0 / 1

Alkanes

Total marks:0 / 13

1 of 13

The first step in the reaction between chlorine and ethane involves

0 / 1

2 of 13

The hydrocarbon C₁₇H₃₆ can be cracked.

Which compound is the least likely to be produced in this reaction?

0 / 1

3 of 13

Which fuel would produce the largest mass of CO₂ when 10 kg of the fuel undergo complete combustion?

0 / 1

4 of 13

This question is about the reaction of methane with bromine in sunlight.

CH₄ + Br₂ ➔ CH₃Br + HBr

This reaction is best described as

0 / 1

5 of 13

Which property explains the low reactivity of alkanes?

0 / 1

6 of 13

Which alkane has the highest boiling point?

0 / 1

7 of 13

1 mol of a compound reacts with 8 mol O₂ for complete combustion.

What is the formula of the compound?

0 / 1

8 of 13

Tetradecane (C₁₄H₃₀) is an alkane found in crude oil.

When tetradecane is heated to a high temperature, one molecule of tetradecane decomposes to form one molecule of hexane and three more molecules.

Which of the following could represent this reaction?

0 / 1

9 of 13

An excess of methane reacts with chlorine in the presence of ultraviolet radiation.

What are the main products of this reaction?

0 / 1

10 of 13

Which statement is correct about the fractional distillation of crude oil?

0 / 1

11 of 13

What is formed in a propagation step of the substitution reaction between bromine and ethane?

0 / 1

12 of 13

What is a propagation step in the free-radical substitution mechanism of ethane with chlorine?

0 / 1

13 of 13

What is the equation for the reforming of hexane into benzene?

0 / 1

Alkanes - exam practice

Alkanes

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Alkanes - exam practice

Alkanes

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