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प्रश्न
Choose the correct alternative
The process by which decayed plants slowly convert into coal is called.
विकल्प
petrification
carbonisation
carbonification
fermentation
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उत्तर
carbonisation
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संबंधित प्रश्न
In addition to some propane and ethane, LPG cylinders contain mainly two isomers of another alkane. Name the two isomers and write their condensed structural formulae.
Give two uses for the following:
wood charcoal
Match the colunm
| column A | column B |
| 1. A product of incomplete burning | a. Hopcolite |
| 2. Nature of carben monoxide | b. Combustible gas |
| 3. A compound formed by the combination of haemoglobin and carbon monoxide | c. carboxy-haemoglobin |
| 4. A mixture of metallic oxides | d. Carbon monoxide |
| 5. Carbon monoxide | e. Highly poisonous |
Tick the most appropriate answer.
Carbon has a great affinity for
a. sulphur
b. nitrogen
c. oxygen
d. none of these
What are hydrocarbons ? Name the two different forms of hydrocarbons.
All the carbon bonds in a saturated hydrocarbon ______ electrons.
Select the appropeiate option of the following statement:
A nitrogenous fertilizer obtained from carbon dioxide.
Fossil fuels are obtained from
What is carbon monoxide? Why is it toxic?
The ability of carbon to form ______ is the main reason for the formation of various classes of carbon compounds.
