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प्रश्न
Fill in the blanks in the following sentence.
When heated in air, coal burns and produces mainly ______ gas.
उत्तर
When heated in air, coal burns and produces mainly carbon dioxide gas.
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संबंधित प्रश्न
Describe how coal is formed from dead vegetation. What is this process called?
Explain why fossil fuels are exhaustible natural resources.
Describe characteristics of coke.
Coal tar is a mixture of various substances.
Explain the following.
Petrol, diesel, and coal are fossil fuels.
Explain the different types of coal.
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Loca is obtained from mines.
During the processing of coal to get coke, coal tar and ______ are also obtained.
Name the products obtained and their uses when coal is processed in industry.
Coal reserves are said to be enough to last for another hundred years. Do you think we need to worry in such case? Why or why not?
