The slow process of conversion of dead vegetation into coal is called carbonisation. Question 9. What name is given to the process of heating a substance in absence of air ? Answer: Destructive Distillation. Question 10. How is coke obtained ? Answer: Coke is obtained by heating coal in the absence of air. Question 11. How is coal tar formed ...
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Plants contain mainly carbon, which gets converted into coal. Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. 3. Identify the gas that is generally produced when coal is burnt in the presence of a lot of air. A. Carbon monoxide. B. Sulphur dioxide. C. Nitrogen dioxide. D. Carbon dioxide. Answer: (D ...
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The conversion of living organisms into fossil fuels is a complex process. ... this vegetation was buried under water and dirt (100 million years ago). Eventually, heat and pressure turned the dead plants into coal, which is found under layers of rock and dirt. ... This process uses explosives to create new fractures in these lowpermeability ...
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and high temperature, dead plants got slowly converted to coal. As 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. A coal mine is shown in Fig. COAL AND PETROLEUM 33 Rationalised202324
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Coal is fossil fuel or fuel that comes from the remains of prehistoric plants or animals. The formation of coal occurs over millions of years via a process known as carbonation. In this process, dead vegetation is converted into carbonrich coal under very high temperature and pressure. Table of Contents. Formation of Coal; Recommended Videos
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Since coal was formed from the remains of vegetation, it is also called a fossil fuel. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. There are four types if Coal Peat, Lignite, Bituminous and Anthracite. Process of formation of coal . : Process of Formation of Coal ...
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What converts dead vegetation into coal? carbonisation As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. How is coal formed from dead vegetation What is this process called? Dead remains of plants got buried under the earth millions of years ago.
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As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Explain why fossil fuels are exhaustible natural resources. Fossil fuels are formed over a period of millions of years, by the action of high temperature and high pressure on the remains of dead plants and animals. ...
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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 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 ...
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a) Fossil fuels are coal, petroleum and natural gas. b) Coal contains mainly carbon c)The slow process of conversion of dead vegetation into coal is callled carbonization. d) Process of separation of different constituents from petroleum is called refining. e) The least polluting fuel for vehicles is compressed natural gas. f) The burning of fossil fuels causes air pollution and also leads to ...
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Hence, fossil fuels are present in limited quantities and are exhaustible. Coal, petroleum, natural gas, etc., are examples of fossil fuels. Steel is an alloy of iron and the formation of steel requires carbon (typically in the form of coke). 2. The slow process of conversion of dead vegetation into coal is called _____. A. decomposition. B ...
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b) Fuels which are formed from dead remains of living organismn (fossils) _____. c) The process of separating various constituents of petroleum._____ d) A slow process of conversion of dead vegetation into coal _____. 7) Petroleum and natural gas deposits are shown in figure. Where will be oil, gas and water present
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Assertion (A): The slow process of conversion of dead vegetation into coal is called catenation. Reason (R): When heated in air, coal burns and produces mainly carbon dioxide gas. ... The slow process of conversion of dead vegetation into coal is called Carbonisation. [C+{{O}_{2}}to C{{O}_{2}}] So, A is wrong and R is correct. Therefore, the ...
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As more soil deposited over them, they were compressed. The temperature also rose as they sank deeper and deeper. Under high pressure and high temperature, dead plants got slowly converted to coal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Question 4: Fill in the blanks.
WhatsApp: +86 18203695377![Explain the process of carbonisation and how coal is formed? [5 MARKS]](/pf1n9vq/288.jpg)
Under high pressure and high temperature, dead plants got slowly converted to coal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Since most of these substances were organic in nature, their decomposition led to large reserves of coal that we find today.
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(a) Coal is obtained from mines. (b) Petroleum is a fossil fuel. (c) Refinery is a place where various fractions of petroleum are separated. (d) Kerosene is a fuel used in jet crafts. (e) Sunlight is an example of inexhaustible natural resources. Q6: Fill in the blanks. (a) The slow process of conversion of dead vegetation into coal is called
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what is coal ? coal is as hard as stone and is black in color. It is one of the fuel used to cook food. it is used in railway engines to produce steam. in thermal power plants to produce electricity. it is also used as fuel. What is carbonization? slow process of conversion of dead vegetation into coal is called carbonization.
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Question 18 (a) The slow process of conversion of dead vegetation into coal is called ___. (b) Coal and petroleum are formed from the dead remains of organisms and are known as ___. (c) The black thick liquid with ___ smell is known as coal tar (d) During the processing of coal to get coke, coal tar and ___ are also obtained. (e) The process of separating the various constituents of petroleum ...
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Origin and occurrence of coal. Coals are obtained by natural 300 million years ago the earth had dense forests in low lying wetland to natural processes,like flooding, these forests buried under soil deposited over them they were compressed.
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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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Assertion (A): The slow process of conversion of dead vegetation into coal is called catenation. Reason (R): When heated in air, coal burns and produces mainly carbon dioxide gas. ... Reason (R): They cannot be prepared in laboratory as their formation is a very slow process and conditions for their formation cannot be created in the laboratory. A)
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(a) The slow process of conversion of dead vegetation into coal is called carbonization. (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.
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Solution. The correct option is B carbonisation. The forests got buried under the soil. The temperature rose as they got deeper and deeper. Under high pressure and high temperature, dead plants got slowly converted to coal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation.
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Their formation is a very slow process and conditions for their formation cannot be created in the laboratory. ... As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. Question 8: Distinguish between inexhaustible and exhaustible natural resources. Answer: Inexhaustible Natural ...
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dead plants and animals under extreme heat and pressure.] 2. Define carbonisation. [The slow process of conversion of dead vegetation into coal.] 3. Why is petrol an exhaustible natural resource, whereas sunlight is not? Explain. [ Sunlight is present in unlimited quantities in nature whereas it takes millions of years to form petrol
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The slow process of conversion of dead vegetation into coal is called carbonisation. Question 9. What name is given to the process of heating a substance in absence of air ? Answer: Destructive Distillation. Question 10. How is coke obtained ? Answer: Coke is obtained by heating coal in the absence of air. Question 11. How is coal tar formed ...
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The process of conversion of dead vegetation into coal is termed as: Q. The slow conversion of wood into coal by a biochemical process extending over millions of years is called as ___________.
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As more soil deposited over them, they were compressed. The temperature also rose as they sank deeper and deeper. Under high pressure and high temperature, dead plants got slowly converted to coal, which mainly contains carbon. The slow process of conversion of dead vegetation into coal is called carbonization. Question 4. Fill in the blanks.
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(a) The slow process of conversion of dead vegetation into coal is called_____. (2) Fill in the blanks. (b) Coal and petroleum are formed from the dead remains of organisms and are known as _____. (3) Fill in the blanks. (c) The black thick liquid with _____ smell is known as coal tar. (4) Fill in the blanks.
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Solution. Verified by Toppr. Dead remains of plants got buried under the earth millions of years ago. Due to intense heat and pressure inside the earth they got converted into coal. The process of conversion of dead remains of plants into coal is called carbonization.
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As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonization. Since it was formed from the remains of vegetation, coal is also called a fossil fuel. When heated in the air, coal burns and produces mainly carbon dioxide gas. Coal is processed in the industry to get some useful products such ...
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The fast process of conversion of dead vegetation into coal is called "carbonization". [B]. ... The slow process by which the dead plants buried deep under the earth have coal is called carbonization. ... obtained by the heating of coal in the presence of air during the process of coal to get coke. [B]. Coal tar is thick, black liquid ...
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