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 ...
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 ...
The slow process of conversion of dead vegetation into coal is called . 3. Coal, and natural gas are fossil fuels. 4. The resources that are present in unlimited quantity in nature and are not likely to be exhausted are called . ... Reason Formation of fossil fuel is a very slow process. 5. Assertion The layer of petroleum and ...
oxidation. D. reduction. Medium. Open in App. Solution. Verified by Toppr. Correct option is A) The slow process of conversion of dead vegetation into coal is called Carbonization.
1. The slow process of conversion of dead vegetation into coal is called asAs coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation. ... The process of conversion of dead ...The slow process of conversion of dead vegetation into coal is call...
Bitumen, a petroleum product, is now used in place of coal tar for surfacing roads. Carbonisation is the slow process of conversion of dead vegetation into coal. It takes millions of years for the formation of fossil fuels like coal, petroleum etc. Once exhausted it will again take long time for its formation.
(b) Coal contains mainly carbon. (c) The slow process of conversion of dead vegetation into coal is called carbonisation. (d) The process of separation of different constituents from petroleum is refining. (e) The least polluting fuel for vehicle is CNG (f) The burning of fossil fuel causes air pollution and also causes global warming.
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.
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
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)
What is the process called where coal is formed from dead vegetation explain how for Class 8? This process is called carbonization . So, carbonization can be defined as the slow process in which the dead plants and trees under the surface of the earth in high pressure and temperature form coal.
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.
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 ...
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
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 ...
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 ___________.
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.
The process of coal formation is very slow and might take millions of years. The process of conversion of dead remains of plants into coal is called carbonization. Part 2: Uses of Coal : Coal is a typical conventional solid fuel that has been exploited as an important source of fuel by humankind for thousands of years.
Now, let's focus on the dead vegetation part. When plants die, their remains can accumulate in swamps and bogs, where they are buried under sediment and water. Over time, the pressure and heat from the layers of sediment and water cause the dead vegetation to undergo a slow process of chemical and physical changes, eventually transforming into ...
(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.
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 ...
What is the. slow process of conversion of dead vegetation into coal called? Academic Chemistry NCERT Class 8. Carbonisation is the process by which plant material or vegetation buried deep under the earth was slowly converted into coal. Tutorialspoint.
The temperature also increased 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. Since it was formed from the remains of vegetation, coal is also called a fossil fuel.
The slow process of conversion of dead vegetation into coal is called a) Carbonisation b) fuelification c) Coalfication d) None of the above Use app × ... The slow process of conversion of dead vegetation into coal is called_____. asked Jul 25, 2018 in Science by Sakil Alam ( points) coal and petroleum; class8; 0 votes.
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.
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 ...
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 ...
(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.
The slow process of conversion of dead vegetation into coal is called _____. A. carbonisation. B. ... And Petroleum Question 14 Plants contain mainly carbon, which gets converted into coal. Hence, the slow process of conversion of dead vegetation into coal is called carbonisation. View Solution. Olympiad Test: Coal And Petroleum Question 15 ...
The Slow conversion of dead vegetation into coal is called carbonisation. Yes, it is the true statement as the process of carbonization is the slow process by which the dead plants buried deep under the earth surface have become coal. Coal is usually made from the remains of dead plants and animals known as fossil fuel.
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 ...
(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.
(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 ...
The slow process of conversion of plants into coal is calledcarbonization. (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 ___. (d) During the processing of coal to get coke, coal tar and ___ are also obtained.
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