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प्रश्न
Fill in the following blanks with suitable words :
A heterogeneous mixture of liquid and solid is conveniently separated by...............
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उत्तर
A heterogeneous mixture of liquid and solid is conveniently separated by centrifugation.
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संबंधित प्रश्न
Match the following
| Column A | Column B | ||
| (a) | Molecules | (i) | Water boils |
| (b) | 100° C | (ii) | Evaporation |
| (c) | 0° C | (iii) | Changes from solid to gas |
| (d) | At all temperatures | (iv) | Matter |
| (e) | Camphor | (v) | Water freezes |
The inter-molecular space is maximum in
Explain why air is used to inflate tyres.
The best evidence for the existence and movement of particles in liquids was provided by :
What are the two types of pure substances? Give one example of each type.
Which of the following substances are elements ?
Water, Salt, Mercury, Iron, Marble, Diamond, Wood, Nitrogen, Air, Graphite, Hydrogen, Oxygen, Sugar, Chlorine
You are given two liquids, one a solution and the other a compound. How will you distinguish the solution from the compound ?
How much water should be mixed with 12 mL of alcohol so as to obtain 12 % alcohol solution ?
State whether the following statement is true or false :
Sponge is an example of solid sol.
One of the following does not show Tyndall effect. This one is :
Matter is made up of ______.
Which of the following statements are true for pure substances?
(i) Pure substances contain only one kind of particles
(ii) Pure substances may be compounds or mixtures
(iii) Pure substances have the same composition throughout
(iv) Pure substances can be exemplified by all elements other than nickel
Which of the following are homogeneous in nature?
(i) ice
(ii) wood
(iii) soil
(iv) air
______ is so hard that it can scratch glass.
In Aerosol the dispersed phase is liquid and the dispersion medium is gas.
Gases do not diffuse very easily.
Give an example of a molecule.
Define the term matter.
Define the term matter.
Define the term matter.
