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प्रश्न
Fill in the following blanks with suitable words :
Miscible liquids are separated by .....................
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उत्तर
Miscible liquids are separated by fractional distillation.
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संबंधित प्रश्न
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Liquids have definite shape and definite volume.
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The property/properties which enable copper metal to be used for making electric wires is/are :
There is a large group of materials P which can be divided into three groups Q, R and S on the basis of their properties. The substances belonging to group Q can be solids, liquids or gases. The solids belonging to group Q are usually electrical insulators. Most of the substances of group R are solids which are good conductors of electricity. The substances belonging to group S are neither insulators like Q nor good conductors like R. The properties of S are intermediate between those of Q and R.
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- Name the substances R. Write two examples of such substances.
- Name the substances S. Give two examples of such substances.
- Out of Q, R and S, which substances are malleable and ductile ?
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Name the process by which the various gases of the air are separated.
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How is cream separated from milk ?
What is chromatography ? State its two applications.
Pure copper sulphate can be obtained from an impure sample by the process of :
The particles in the matter are extremely small and can be seen even with a powerful microscope.
Solid is an arrangement of particles ______.
The phenomenon of Evaporation takes place at the ______ of a liquid.
