Best answer: What is the difference between formation of coal and petroleum?

How is petroleum different from coal in its formation?

Basically, these differences center around the fact that coal is found at its site of deposition as a solid and relatively pure massive organic substance, whereas petroleum is liquid and migrates readily from its place of origin into porous reservoir rocks.

What is the difference between coal petroleum and natural gas?

Explanation: Coal is a solid, oil is a liquid and natural gas is a vapor (gas). Coal and oil form from deposits of animal and vegetable matter deep in the ground at conditions of high pressure over many years. … Natural gas is primarily methane with several percent of ethane and other traces of light hydrocarbon gases.

What is the big difference between coal and petroleum?


4. As a power resource, the use of coal is decreasing. 4. Use of crude oil is increasing.
5. Per unit heat and electricity generation from coal is less. 5. Per unit heat and electricity generation is much higher than coal.
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How is petroleum formed?

Petroleum is a fossil fuel, meaning that it has been created by the decomposition of organic matter over millions of years. Petroleum is formed when large quantities of dead organisms–primarily zooplankton and algae–underneath sedimentary rock are subjected to intense heat and pressure.

What is the origin of coal and petroleum?

Coal and petroleum are formed as a result of degradation of ancient plant life which lived millions of years ago. These dead plant matter started to pile up, eventually forming a substance called peat. Over time, heat and pressure from geological processes transformed these materials into coal.

Why is natural gas found above petroleum?

The petroleum is lighter than It water & hence, floats over it. Natural gas is found above petroleum, trapped between the rock cap & petroleum layer.

What are the disadvantages of using coal and petroleum?

The disadvantages of fossil fuels are: The burning of coal and petroleum produces a lot of pollutants, causing air pollution. Fossil fuels release oxides of carbon, nitrogen, sulphur, etc., that cause acid rain, affecting soil fertility and potable water.

What is the formula of coal?

The chemical formula of coal is reported as: C135H96O9NS. Coal is usually taken as 85% carbon based on dry mass.

What are the advantages of coal and petroleum?

Advantages of Fossil Fuels

Petroleum (crude oil), natural gas, and coal are easy to use for everyday needs that include electricity generation, heating, and transportation. Fossil fuels have become a dominant energy source because they contain a lot of transportable energy in a small package.

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Which two regions in the world are rich in petroleum?


  • Venezuela.
  • Saudi Arabia.
  • Canada.
  • Iran.
  • Iraq.

Who first discovered petroleum?

Barely seven years after Edwin L. Drake drilled the world’s first oil well in 1859 at Titusville, Pennsylvania, USA, history registered another exploration of the black liquid gold, in the largest continent. In 1867, a large group of men were engaged in laying railway tracks for the Assam Railway and Trading Co.

Where is petroleum found in the world?

Oil reserves are found all over the world. However, some have produced more oil than others. The top oil producing countries are Saudi Arabia, Russia, the United States, Iran, and China. In the United States, petroleum is produced in 31 states.