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प्रश्न
Choose the correct alternative
Lamp black is
विकल्प
an amorphous form of carbon
a crystalline form of carbon
a pure form of carbon
a cluster of carbon atoms
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उत्तर
an amorphous form of carbon
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संबंधित प्रश्न
Choose the correct alternative.
Carbon forms innumerable compounds because
Write the balanced chemical equations for the preparation of carbon dioxide by:
the action of dilute sulphuric acid on sodium bicarbonate.
Name a gas which, though a compound of carbon, is not studied under organic chemistry.
What is the atomic number of carbon ?
List the conclusions you will draw while studying the following properties of ethanoic acid :
(a) Odour
(b) Solubility in water
(c) Effect on litmus paper
(d) Reaction with sodium hydrogen carbonate
In which compound forms does carbon occur?
All the carbon bonds in a saturated hydrocarbon ______ electrons.
Select the appropeiate option of the following statement:
The type of coal with the highest carbon conent.
The portion left on dropping a hydrogen atom from an alkane is called ______.
Explain the carbon cycle or biogeochemical cycle.
