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प्रश्न
Name the products formed when:
wood is burnt in the absence of air.
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उत्तर
Wood charcoal is formed when wood is burnt in limited supply of air.
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संबंधित प्रश्न
Write the balanced chemical equations for the preparation of carbon dioxide by:
the action of dilute sulphuric acid on sodium bicarbonate.
What happens when a baking mixture containing baking powder is heated?
FILL IN THE BLANK
Carbon atom has ................... electrons in its valence shell.
______ is the essential element in all the organic compounds.
State how carbon occurs in the free state and in the combined state.
Give a reason for the following:
Carbon monoxide and not carbon dioxide, is a highly poisonous gas.
The ability of carbon to form ______ is the main reason for the formation of various classes of carbon compounds.
______ is the main constituent of coal.
Answer the following by rearranging the jumbled letters :
The reaction of carbon with oxygen gives osdiex
Give the structure of alcohol with 4 carbon atoms.
