Advertisements
Advertisements
प्रश्न
Give two examples of the following type of mixture.
gas-gas
Advertisements
उत्तर
gas–gas
- air
- helium and hydrogen in an air balloon,
- perfumes and air.
APPEARS IN
संबंधित प्रश्न
Which separation technique will you apply for the separation of the following?
Wheat grains from husk.
Define a mixture. Give two points of evidence to show that sugar solution is a mixture.
What is a mixture ? Give two example of mixtures.
Three mixtures A, B and C are obtained by stirring three different solids in water taken in separate beakers. When mixture A is allowed to stand for some time, then its particles settle at the bottom of the beaker. When a beam of light is passed through mixture A in a dark room, the path of light becomes visible when observed from the side of the beaker. When mixture B is allowed to stand for a considerable time, even then its particles do not settle down. Mixture B, however, scatters the beam of light just like mixture A. The particles of mixture C do not settle down on keeping and it also does not scatter a beam of light passing through it.
What are the mixtures like A known as ?
What are the mixtures like B known as ?
What are the mixtures like C known as ?
Name the phenomenon exhibited by A and B which occurs on passing a beam of light through them.
Name one mixture each which is like (i) A (ii) B, and (iii) C.
Select homogeneous and heterogeneous mixtures from the following:
The salt solution, petrol, and water, sand, and charcoal, alcohol and water, air dissolved in water, air, seawater, fruit juices, mist, brass.
List four characteristics of a mixture.
Name the components present in the following mixture:
Duralumin
Give one example of the following type of mixture.
Solid-liquid homogeneous mixture
Suggest separation technique(s) one would need to employ to separate the following mixture.
Common salt, water and sand
When elements are physically mixed they form ______.
