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When coal is heated in the absence of air what is the gas called?
The gas produced when coal is heated in the absence of air is called coal gas. It is a mixture of various gases such as methane, hydrogen, carbon monoxide, and carbon dioxide.
How coal tar is formed?
Coal tar is formed during the process of coal gasification or coking, where coal is heated in the absence of air to produce coal gas and other byproducts. The tar is a dark, thick liquid that contains various hydrocarbons and is collected as a byproduct of these processes.
Which substances is obtained by heating coal in absence of air?
When coal is heated in the absence of air, it undergoes a process called destructive distillation or pyrolysis, resulting in the formation of substances such as coal gas, coal tar, and coke.
Is coal a form of rock?
Yes, coal is a sedimentary rock formed from plant material that has been compressed and heated over millions of years.
What material is heated in an air-tight oven to make coke?
Coal is heated in an air-tight oven to make coke. The process, known as coking, involves driving off volatile components in the coal to leave behind a residue rich in carbon. This coke is then used as a fuel and in various industrial processes.
When coal is heated in the absence of air what is the gas called?
The gas produced when coal is heated in the absence of air is called coal gas. It is a mixture of various gases such as methane, hydrogen, carbon monoxide, and carbon dioxide.
What happens to matter when heated?
When matter is heated it will expand
Why could a room heated by a coal fire feel uncomfortably draughty?
coal gives off nuclear radiation
How is anthracite coal formed?
anthracite coal is the metamorphic form of bituminous coal which is the sedimentary form. in other words it has been heated under pressure.
How coal tar is formed?
Coal tar is formed during the process of coal gasification or coking, where coal is heated in the absence of air to produce coal gas and other byproducts. The tar is a dark, thick liquid that contains various hydrocarbons and is collected as a byproduct of these processes.
What happens when bases is heated?
no answer
How were greenhouses heated before electricity?
the sun Not only were greenhouse heated from the engery produced by the sun but also by heat from paraffin heaters and heated water pipes heated by coal or wood fires.
What happens to the coal that is mined?
what happens to coal after it is mined? simple it goes to an incinerator to get burnt and it is ready to be used and coal is transported worldwide so the companies can earn money
Why coal is called fossil fuels?
Coal, like oil, is made/produced through thousand of years of fossils being compressed and heated in the earth to turn into coal and oil.
Which substances is obtained by heating coal in absence of air?
When coal is heated in the absence of air, it undergoes a process called destructive distillation or pyrolysis, resulting in the formation of substances such as coal gas, coal tar, and coke.
What happens to an enzyme when it is heated?
When an enzyme is heated it is denatured, which means that it can no longer function.
What happens when ozone is heated?
Ozone when heated gets decomposed. It decomposes into oxygen.
