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प्रश्न
Explain the term ‘dry ice’. State its application.
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उत्तर
Liquid carbon dioxide on sudden evaporation results in freezing and forming solid carbon dioxide called 'dry ice'.
Applications : Dry ice is used as a refrigerant for the preservation of foods as it freezes faster and lasts longer than ordinary ice.
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संबंधित प्रश्न
Define the following:
Carbonization
Define the following:
Adsorption
Name the products formed when:
bone is heated in the absence of air.
Give reason for the following:
Soda acid and foam types of fire extinguisher are not used for extinguishing electrical fires.
Name a gas which, though a compound of carbon, is not studied under organic chemistry.
How is gas carbon produced?
Carbon dioxide occurs both in the free state and in the combined state.
State three methods how carbon dioxide is added to the atmosphere.
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’.
Explain the carbon cycle or biogeochemical cycle.
Answer the following by rearranging the jumbled letters :
Carbon combines with other elements through the _______ bond.
lnaocvet.
