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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
State the term:
The property by which atoms of an element link together to form long chain or ring compounds.
Write the balanced chemical equations for the preparation of carbon dioxide by:
the action of acetic acid on sodium bicarbonate.
Explain the term ‘green house effect’. How can it be both beneficial and harmful for life on earth ?
State three ways by which carbon dioxide gas is added into the atmosphere.
In which compound forms does carbon occur?
Differentiate between the two branches of chemistry – organic chemistry & inorganic chemistry with suitable examples.
Complete the statement by filling the blank with the correct word from the option.
Adsorption capacity of wood charcoal is increased by passing ______ over wood charcoal, at high temperature.
The property of self-linkage among identical atoms to form long chain compounds is known as ______.
Carbon exists in the atmosphere in the form of ______.
According to the Octet rule, carbon requires ______ electrons to attain the nearest noble gas.
