25-minute Test : Part V Fossil Fuels and Carbon Compounds

Which of the following statements about coal and petroleum is INCORRECT?

• A. Coal formed from the remains of ancient marine organisms.
• B. Petroleum is a mixture consisting mainly of hydrocarbons.
• C. Coal is a black rock.
• D. Petroleum is often found together with natural gas.

Which of the combinations, as shown in the image, is correct?

• A
• B
• C
• D

Which of the following statements about expanded polystyrene is INCORRECT?

• A. It is lightweight.
• B. It is a good shock-absorbent.
• C. It is transparent.
• D. It is used in making disposable food boxes.

What is the product when propene is bubbled into acidified potassium permanganate solution?

• A. Propane-1,1-diol
• B. Propane-1,2-diol
• C. Propane-1,3-diol
• D. Propane-2,2-diol

Which of the structures, as shown in the image, is NOT a possible structure of C₃H₆O?

• A
• B
• C
• D

A part of the structure of a polymer is shown in the image. Which of the following is the monomer of this polymer?

• A. Chloromethane
• B. Chloroethene
• C. 1-chloropropene
• D. 1,3-dichloropropene

The relative molecular mass of an alkane is 72.0. How many possible structures does it have? 

(Relative atomic masses: H = 1.0, C = 12.0)

• A. 2
• B. 3
• C. 4
• D. 5

The process of the production of polyethene from petroleum is shown in the image. Which of the following combinations is correct?

• A
• B
• C
• D

Perspex is commonly used in making

• A. plastic pipes.
• B. plastic optical fibres.
• C. raincoats.
• D. luggage cases.

Propane reacts with bromine to form dibromopropane as one of the products. How many possible structures does the dibromopropane have?

• A. 2
• B. 3
• C. 4
• D. 5