Advertisements
Advertisements
प्रश्न
Name the following:
An inert gas which has a low boiling point and is used for producing very low temperatures
Advertisements
उत्तर
Helium
संबंधित प्रश्न
Answer the question put against the following constituents of air :
Water vapours : Explain their role in modifying the earth’s climate.
“Air is a mixture”. Support this statement citing at least three evidences.
Classify Carbon monoxide. Also give a balanced equation to prepare it.
What are the main components of air?
Compare the three main components of air i.e. nitrogen, oxygen and carbon dioxide with reference to their density and solubility, nature and reactivity.
Can you guess why fire extinguishers throw a stream of carbon-di-oxide while putting - off the fire?
Which of the following is true about oxygen?
Soda bottle bursts sometimes when it is opened during summer. Why?
What is the presence of harmful substance in the air called?
A gas that neither burns nor supports burning is ______.
