Chemistry · General Awareness

Carbon and Fossil Fuels

1,898 Questions

Review fundamental concepts regarding carbon compounds, coal distillation, and fossil fuel formation. This segment covers the chemical properties and industrial applications of natural gas and crude oil. Practicing these questions will strengthen your chemistry foundation for general science sections.

Coal distillationPetroleum formationProperties of crude oilNatural gas applications

Carbon and Fossil Fuels Questions

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Which among the following is used to prepare detergents and plastics?

  1. Paraffin wax

  2. Bitumen

  3. Petrochemicals

  4. Lubricating oil
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Petrochemicals are the chemical compunds obtained from petroleum. They are used for making detergents, solvents, elastomers, lubricants, gels, polymers, plastics, fibres, adhesives etc

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Petroleum is subjected to which of the following process in oil refineries to get petroleum products?

  1. combustion

  2. pyrolysis

  3. fractional distillation

  4. carbinization
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Refining is the process where seperation of various compounds of crude oil occurs. 


Fractional distillation is used for extracting different petroleum products like petrol, diesel, natural gas from petroleum in oil refineries.

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Identify the full form of the CDU.

  1. Central Distillation Unit

  2. Center of Distillation Unit

  3. Crude Oil Distillation Unit

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Petroleum crude oils are converted into different petroleum products in the big refineries. This big refineries contain very important unit called as CDU that is crude oil distillation unit.

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Petroleum refining process is used to convert _________________.

  1. crude oil into liquefied petroleum gas

  2. crude gas into crude gas

  3. liquefied petroleum gas into crude oil

  4. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Petroleum is the natural fuel obtain from the seas. In the refining process crude petroleum is converted into crude oil into liquefied petroleum gas.

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Why liquefied petroleum gas is considered as light distill product of crude oil?

  1. It's weight is less

  2. It is easy to transport

  3. It is a gas which is easy to compress and filled in cylinder

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Liquefied petroleum gas is called as light distillate product because it contains less quantity of carbon and hydrogen. Hence it is light.

Multiple choice chemistry petrochemicals and polymers petroleum properties of alkanes petroleum and natural gas rocks and minerals

Which of the following is not a petroleum product ?

  1. Bees wax

  2. Paraffin wax

  3. Candle wax

  4. Naphtha
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Petroleum by-products are :
LPG, gasoline, Naptha, fuel oil, paraffin wax, candle wax, lubricants etc.

But Beeswax is a natural wax produced in the bee hive of honey bees of the genus Apis. It is mainly esters of fatty acids and various long-chain alcohols