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प्रश्न
How will you collect the gas ?
उत्तर
By upward displacement of air.
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संबंधित प्रश्न
Choose the correct alternative.
In combined state, carbon occurs as
Write true or false
Carbon constitues 0.03% of the earth’s crust.
Name the products formed when:
bone is heated in the absence of air.
Give two uses for the following:
wood charcoal
Differentiate between the two branches of chemistry – organic chemistry & inorganic chemistry with suitable examples.
State how carbon occurs in the free state and in the combined state.
Complete the statement by filling the blank with the correct word from the option.
______ Chemistry is the Chemistry of carbon compounds mainly of ‘Carbon’, ‘Hydrogen’ & ‘Oxygen’.
Carbon monoxide displaces ______ from hemoglobin.
Answer the following by rearranging the jumbled letters :
Organic compounds having a double bond between carbon atoms are
knelaes
How many valence electrons are there in carbon?
