WEBThis coal becomes more compact and the greater the carbon the greater the energy source it is. Formation of anthracite coal When these coals are folded and deformed with association to mountain building, the heat and pressure lead to further loss of water and volatiles. Turning this coal into anthracite, a very hard, shiny, black metamorphic rock.
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WEBOct 4, 2019 · Amorphous forms of carbon – coal, charcoal, coke and lamp black. Question 2. Explain the process of formation of petroleum ? Name two places in India where it is found. Answer: Petroleum is formed by the decomposition of aquatic plants and animal remains. In India, petroleum is obtained from oil wells in Assam and Bombay High. .
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WEBPetroleum Refining and Formation Process. Petroleum refining or Oil refining is an industrial process in which crude oil is extracted from the ground and transformed and refined into useful products like Liquefied Petroleum Gas (LPG), kerosene, asphalt base, jet fuel, gasoline, heating oil, fuel oils etc. Crude Oil consists of hydrocarbon ...
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WEBA diagram is given illustrating the extent of change in the plant material, in comparison with diagenetic and metamorphic intensity. Since coal beds generally include various proportions of the diverse materials resulting from the three processes, practical classifiion of coal is intimately related to the part each process has played.
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WEBExplain these points given below. The process of formation of coal inside the Earth is called carbonization.
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WEBJan 3, 2014 · As the covering materials pressed down on the carbonrich organic matter, it was ultimately changed into one of the fossil fuels. Coal. Peat swamps, wetlands where large amounts of plant material accumulate and slowly and quietly sink, are the nurseries of coalfields. Protected from the erosive effects of oceans waves and rivers, the organic ...
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WEBAlthough peat is used as a source of energy, it is not usually considered a is the precursor material from which coals are derived, and the process by which peat is formed is studied in existing swamps in many parts of the world (, in the Okefenokee Swamp of Georgia,, and along the southwestern coast of New Guinea).The formation of peat .
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WEBTheories of Coal Formation. The natural agencies causing the observed chemical and physical changes include the action of bacteria and fungi, oxidation, reduction, hydrolysis and condensation the effect of heat and pressure in the presence of water. Many factors determine the composition of coal. Mode of accumulation and burial of the plant ...
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WEBSep 22, 2018 · Explain the process of formation of coal . Answer: coal is obtained from coke. Explanation: with coke, destructive distillation of coal is done. so at the last, coke is left out as the residue and u get coal from it. there r .
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WEBJanuary 17, 2010. Both coal and oil are fossil fuels. That means they're formed from organic matter – stuff that was alive on Earth millions of years ago – that was covered by heavy layers ...
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WEBCoal was formed due to compression of the the peak at high temperature and pressure this process is called carbonisation. ... Explain the formation of coal? for Class 8 2024 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus.
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WEBJan 25, 2016 · Coals are classified into three main ranks, or types: lignite, bituminous coal, and anthracite. These classifiions are based on the amount of carbon, oxygen, and hydrogen present in the coal. Coals other constituents include hydrogen, oxygen, nitrogen, ash, and sulfur. Some of the undesirable chemical constituents include chlorine and .
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WEBCoal is a black sedimentary rock. It usually occurs in coal beds found in coal mines. Coal comprises of carbon, hydrogen, oxygen, sulphur, etc. When dead plants and animals decay and convert into peat which in turn is converted into lignite, then subbituminous coal, after that bituminous coal, and lastly anthracite. Hence, coal is a fossil fuel.
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WEBJan 5, 2023 · The process of partial decomposition of plant material in swampy, waterlogged environments is called peatifiion. Some of the processes that break down and preserve organic material in peat. Peatifiion involves bacterial decay. The surface layer of most peats is dominated by aerobic bacterial decay (with oxygen) and detritus .
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WEBFormation of Coal: (1)The formation of coal took millions of years. (2)Coal was formed by the bacterial decomposition of ancient vegetable matter buried under successive layers of the earth. (3)Under the action of high temperature and pressure, and in the absence of air, the decayed vegetable matter gets converted into coal. (4)With each successive .
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WEBThe formation of coal took millions of years. Coal was formed by the bacterial decomposition of ancient vegetable matter hurried under successive layers of the earth. Under the action of high temperature and pressure and in the absence of air, the decayed vegetable matter converted into coal.
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WEBIn this way, first lignite (also called 'brown coal'), then subbituminous coal, bituminous coal, and lastly anthracite (also called 'hard' or 'black' coal) may be formed. The wide, shallow seas of the Carboniferous Period provided ideal conditions for coal formation, although coal was formed in most geological periods.
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WEBFossil fuels are compound mixtures made of fossilized plant and animal remnants from millions of years ago. The creation of fossil fuels—either oil, natural gas, or coal—from these fossils is determined by the type of fossil, the amount of heat, and the amount of pressure. Oil. Natural Gas.
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WEB6. Explain why fossil fuels are exhaustible natural resources. Soln: The process of formation of fossil fuels requires millions of years. Dead vegetation and animals that get buried deep inside the earth require high temperature and pressure for the formation of fossil fuels, which cannot be done in the laboratory. Thus, fossils are limited.
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WEBCoal is a combustible black or brownishblack sedimentary rock with a high amount of carbon and hydrocarbons. Coal is classified as a nonrenewable energy source because it takes millions of years to form. Coal contains the energy stored by plants that lived hundreds of millions of years ago in swampy forests. Layers of dirt and rock covered the ...
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WEBThe destructive distillation of coal is the process of heating coal in the absence of air. Carbon, hydrogen, oxygen, nitrogen, and sulphur are among the elements found in coal. When coal is burned in the absence of air, it produces a variety of products. Products formed by destructive distillation of Coal. Coke: It has a carbon content of 98 ...
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WEB5 days ago · It contributes to 25% of the greenhouse gas emissions and 40% of the total fossil fuel emissions. China is the largest importer and consumer of coal. (Image Will be Updated Soon) Formation of Coal. Coalifiion is a process in which dead matters like plants and vegetation convert into coal over a prolonged period of time.
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WEBCoal deposits Formation Coalifiion. In geologic terms, coal is a sedimentary rock containing a mixture of constituents, mostly of vegetal matter is composed mainly of carbon, hydrogen, oxygen, nitrogen, sulfur, and some inorganic mineral this material decays under water, in the absence of oxygen, the carbon .
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WEBDuring gasifiion, most of the nitrogen in the coal is converted into harmless nitrogen gas (N 2). However, small levels of ammonia (NH 3) and hydrogen cyanide (HCN) are produced and must be removed during the syngas cooling process. Since both NH 3 and HCN are water soluble, this is a straightforward process.
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WEBAnthracite is the highest rank of coal. Unlike other types of coal, it is usually considered to be a metamorphic rock. It has a carbon content of over 87% on a dry ashfree basis. Anthracite coal generally has the highest heating value per .
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WEBAs coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Since it was formed from the remains of vegetation, coal is also called a fossil fuel ... and their formation is an extremely slow process, taking millions of years as organic matter undergoes transformation into fuel. So, once ...
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WEBNov 11, 2021 · The process that microbes use to create a methane precursor molecule from coal. Anaerobic microbes live in the pore spaces between coal. They produce enzymes that they excrete into the pore space ...
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WEBThe European Coal and Steel Community, founded in 1951, is the first step in securing a lasting peace. In 1957, the Treaty of Rome establishes the European Economic Community (EEC) and a new era of evercloser cooperation in Europe. This period, however, also sees the emergence of a Cold War that divides the continent for more than 40 years.
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WEBApr 16, 2024 · Explain the process of formation of petroleum. Answer Petroleum was formed from plants and animals living in sea. When they died, their bodies settled at bottom of ocean. These get covered with sand and clay. Due to high temperature, high pressure and absence of air. in millions of years, these dead organisms get converted into .
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A material supplier from Belgium would like to produce limestone powder for his custome...
India is rich in various mineral resources and it is an important mineral processing market
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