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प्रश्न
Select the appropeiate option of the following statement:
An allotrope of carbon obtained by burning kerosene oil in a limited supply of air.
विकल्प
Anthracite
Diamond
Carbogen
Urea
Lampblack
उत्तर
Lampblack
APPEARS IN
संबंधित प्रश्न
Write the molecular formula of the 2nd and 3rd member of the homologous series whose first member is ethene.
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FILL IN THE BLANK
Carbon atom has ................... electrons in its valence shell.
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