27. Name the products obtained and their uses when coal is processed in industry. Ans: Following products can be obtained by processing coal in the industry(i) Coal tar used in making roads. (ii) Coke used as a domestic fuel to cook food. (iii) Coal Gas Methane, hydrogen, and carbon monoxide are all present in this gas. These gases allow it ...
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Metallurgical coke is used in iron and steel industry processes (primarily in blast furnaces) to reduce iron ore to iron. Over 90 percent of the total coke production is dedicated to blast furnace operations. Foundry coke comprises most of the balance and is used by foundries in furnaces for melting metal and in the preparation of molds.
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Name three useful products of coal. Answer: The three useful products of coal are following: Coke: It is a tough, porous and black substance. It is almost pure form of carbon. Coal tar: It is a mixture of about 200 substances. It is a black, thick liquid with unpleasant smell. Coal gas: It is obtained during the processing of coal to get coke ...
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(b) Coal tar. Coal when processed in the industry gives coke, coal tar, and coal gas. Coal tar is used as starting material for manufacturing various substances such as synthetic dyes, drugs, explosives, perfumes, paints, etc. (c) Coal gas. Coal when processed in the industry gives coke, coal tar, and coal gas. Coal gas is used as a fuel. Hence ...
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Coke and Coal. By distilling bituminous coal in retorts to obtain gas for illumination, or by burning it in kilns or pits, the residue left behind is called coke, which is simply coal charcoal ...
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2. Liquid products from coal (a) Crude benzol As shown in Table 3, crude benzol and tar (accounting for about 4% of the coal) are obtained as byproducts of coke production. The respective proportians are three parts of tar to one crude benzol. The latter may be defined as
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If coal is heated in the presence of air, then coal burns to produce mainly carbon dioxide gas and no other useful products were obtained. Coal Gas. It is a gaseous fuel which is obtained by the strong heating of coal in the absence of air during the processing of coal to get coke. (1) It is a mixture of methane and hydrogen, with some carbon ...
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Solve Guides Click here:point_up_2:to get an answer to your question :writing_hand:what is obtained as byproduct in production of coal gas
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Manufacturing process Coal tar is obtained by cooling the gas that ... the residue from coaltar distillation. Studies of cokeoven pitch indicate that it contains: fourmembered aromatic hydrocarbon OCCUPATIONAL EXPOSURES DURING COALTAR DISTILLATION Occupational exposures during coaltar distillation were considered by a previous Working ...
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During the processing of coal to get the coke, coal tar and coal gas is obtained. Volatile constituents of the coal including water, coalgas, and coal tar are driven off by baking in an airless furnace or oven (kiln ) at temperatures as high as 1, 0 0 0 o C .
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Coke Coal plays a vital role in the steel industry. In order to produce steel, iron ore must be heated to separate the iron from other minerals in the rock. ... It is one of the world's largest coal importers. Synthetic Products The gases that are released during the coking process can be used as a source of power. Coal gas can be used for ...
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6. is obtained during the processing of coal to get coke. 7. Naphthalene balls which is used as a moth repellent is obtained from . ... a. coal tar b. coke c. coal gas d. bitumen. 3. The process of separating the various fractions of petroleum is called ... Name the different products obtained on processing of coal. 3. Name ...
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(b) Coal tar: It can be used to make soap, fats, dyes, plastics perfumes, drugs, pesticides, explosives etc. (c) Coal gas: It is used as fuel in coal processing plants and in various other industrial units situated near coal processing plants. (d) Ammonia: It is used for making nitrogenous fertilisers.
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Lecture 32: Coke production Introduction Coal is used as fuel for electric power generation, industrial heating and steam generation, domestic heating, rail roads and for coal processing. Coal composition is denoted by rank. Rank increases with the carbon content and decreases with increasing oxygen content.
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Coal gas is obtained during the processing of coal to get coke. It is used Coal gas was used for street lighting for the first time in London in 1810 and in New York around 1820. Now a days, it is used as a source of heat rather than light. These days, bitumen, a petroleum product, is used in place of coaltar for metalling the roads. Fig. ...
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The semicoke raw material in this manuscript was obtained from a company based in Anhui Province, China and derived via lowrank coal pyrolysis at 550 °C. ... During the combustion process of coal briquette 1, starch loses its bonding effect, causing ash to gradually scatter with the combustion process, leading to increased dust carried out ...
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The charged coal is heated through the two side walls, so the coal nearest to the walls is heated rapidly and transformed into coke. During the process, the heat that is supplied from gasburning flues located within the walls of each oven is gradually transmitted from the hot brick walls toward the center of the oven charge (Fig. ).
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C. Coal gas. Coal gas is obtained during the processing of coal to get coke. It is used as a fuel in many industries situated near the coal processing gas was used for street lighting for the first time in London in 1810 and in New York around 1820. Now a days, it is used as a source of heat rather than light. Summary
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Solution. Verified by Toppr. The following products are obtained during coal processing: Coal tar Used for building roads, in the manufacture of synthetic drugs, explosives, perfumes, paints, plastics, etc. Coke Used to manufacture steel and in the extraction of metals. Coal gas Used as a fuel in industries.
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Coal extracts can be carbonized in a similar way by a process which may become important in the future. 49:10B 1478 GEORG ROLLING 2. Liquid products from coal (a) Crude benzol As shown in Table 3, crude benzol and tar (accounting for about 4% of the coal) are obtained as byproducts of coke production.
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Coal gas is obtained when coal is processed to get coke. Carbonisation is a different process. In this process, coal is formed from dead vegetation. The other two options (combustion of carbon dioxide, burning of petroleum) do not give coal gas.
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The process of extracting a base metal from an ore, known as smelting, is an energyintensive process. The most used fuel for iron ore smelting is coke. However, it is also used as a fuel in forges, stoves, and extraction of many valuable metals. Coke is a tough yet porous greycolored fuel made from coal by heating it in the absence of air.
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Name the gas obtained during the processing of coal to get coke : A. Coke. B. Coal tar. C. Coal gas. D. None of these. Recommended Questions. 9 videos. Updated on: 21/07/2023. ADVERTISEMENT. Text Solution. ... Name the liquid product obtained by processing coal. Text Solution. View Solution. Coke, coal tar, coal gas and ammonia solution are ...
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Nearly 40% of the worldwide electricity generated comes from coal; therefore, coal will remain a crucial contributor to the global security of energy supply in the following decades. In the extraction of precious coal products, 1 ton of hard coal produces tons of extractive waste materials, including coal washery rejects, tailings, and ...
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The three useful products of coal are following: Coke: It is a tough, porous and black substance. It is almost pure form of carbon. Coal tar: It is a mixture of about 200 substances. It is a black, thick liquid with unpleasant smell. Coal gas: It is obtained during the processing of coal to get coke. ← Prev Question Next Question →.
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Coal liquefaction was an important part of Adolf Hitler's fouryear plan of 1936, and became an integral part of German industry during World War II. During the mid1930s, companies like IG Farben and Ruhrchemie initiated industrial production of synthetic fuels derived from coal. This led to the construction of twelve DCL plants using ...
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(a) The slow process of conversion of dead vegetation into coal is called carbonisation. (b) Coal and petroleum are formed from the dead remains of organisms and are known as fossil fuels. (c) The black thick liquid with unpleasant smell is known as coal tar. (d) During the processing of coal to get coke, coal tar and coal gas are also obtained. (e) The process of separating the various ...
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(c) The black thick liquid with an unpleasant smell is known as coal tar. (d) During the processing of coal to get a coke, coal tar and coal gas are also obtained. (e) The process of separating the various constituents of petroleum is known as refining. (f) Excessive burning of fossil fuels is a major cause of air pollution. 19.
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The three useful products of coal are following: Coke: It is a tough, porous and black substance. It is almost pure form of carbon. Coal tar: It is a mixture of about 200 substances. It is a black, thick liquid with unpleasant smell. Coal gas: It is obtained during the processing of coal to get coke. Tutorialspoint.
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A similar dependence is the coefficient of thermal expansion of the obtained needle coke samples in the temperature range of 250480 °C, while the lowest CTE for the sample obtained with the addition of 10 wt % polystyrene at 300 °C is × 10 6 °C 1. Thus, polystyrene acts as a modifying agent, which obviously provides the ...
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Coal Tar: The process of making coke and coal gas from coal results in the production of coal tar, a thick, dark liquid. It has several industrial and medical applications . Coal Gas: It is a gaseous mixture primarily composed of carbon monoxide, methane, and hydrogen that is produced during destructive distillation.
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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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