Advertisements
Advertisements
प्रश्न
When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red-brown vapours of bromine from the lower jar go upward into the jar containing air. In this experiment :
विकल्प
air is heavier than bromine
both air and bromine have the same density
bromine is heavier than air
bromine cannot be heavier than air because it is going upwards against gravity
Advertisements
उत्तर
Bromine is heavier than air
APPEARS IN
संबंधित प्रश्न
Arrange the following substances in increasing order of forces of attraction between particles -
water, sugar, oxygen
Name the physical state of matter which can be easily compressed.
Write the full forms of the following
- LPG
- CNG
If the fish is being fried in a neighbouring home, we can smell it sitting in our own home. Name the process which brings this smell to us.
Fill in the following blank with suitable words :
At room temperature, the forces of attraction between the particles of solid substances are ....................... then those which exist in the gaseous state.
What does the diffusion of gases tell us about their particles?
Explain why, when a bottle of perfume is opened in a room, we can smell it even from a considerable distance.
Why does a gas exert pressure?
Comment upon the following:-
compressibility
2 litre He gas at 2 atm and 300 K is inserted into a 4 litre rigid container containing N2 at 600 K and 4 atm. Finally mixture is maintained at 600 K temperature. The final pressure of gaseous mixture would be ______ torr.
