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प्रश्न
Fill in the blank
Any matter which has a definite _______ but no definite shape is called a _______
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उत्तर
Any matter which has a definite volume but no definite shape is called a liquid.
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संबंधित प्रश्न
Name a liquid which can be classified as a pure substance and conducts electricity.
Name the property which allows metals to be hammered into thin sheets.
What is meant by saying that metals are malleable and ductile?
What are the two types of pure substances? Give one example of each type.
One of the following substances is neither a good conductor of electricity nor an insulator. This substance is :
The property/properties which enable copper metal to be used for making electric wires is/are :
State whether the following statement is true or false :
Sponge is an example of solid sol.
What is the effect of temperature on the solubility of solids in liquids ?
How would you prepare a saturated solution of sodium chloride in water at 25°C ? What will happen if this solution is cooled to 10°C ?
One of the following liquids will leave behind a residue on heating. This one is :
Name the property of one of the constituents which can be used to separate a mixture of salt and iodine
How will you separate a mixture containing sand and sugar ?
Describe a method to separate a mixture of common salt and sand.
How can you obtain pure water from a salt-water mixture (or salt-solution) ? Draw a neat and labelled diagram of the apparatus you would use to obtain pure water from a salt-water mixture (or salt-solution).
Which of the following cannot be separated from air by the process of fractional distillation ?
A solid mixture contains four constituents P, Q, R and S. P consists of tiny grains and it is mixed with
cement for plastering the walls. Q is a white solid which is recovered on a large scale from sea water by the
process of evaporation. R is in the form of tiny particles of a material whose corrosion is called rusting. And
S is a white solid which is used in making ordinary dry cells.
- What could P, Q, R and S be ?
- How would you separate a mixture containing P, Q, R and S ?
What difference in the properties of common salt and sand would enable you to separate a mixture of these two substances ?
In Aerosol the dispersed phase is liquid and the dispersion medium is gas.
Intermolecular space is maximum in ______.
Define the term matter.
