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प्रश्न
Fill in the following blanks with suitable words :
If a mixture contains iron filings as one of the constituents, it can be separated by using a .......................
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उत्तर
If a mixture contains iron fillings as one of the constituents, it can be separated by using a magnet.
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संबंधित प्रश्न
Fill in the blank :
The state of matter with definite volume and definite shape is called______
Name a liquid which can be classified as a pure substance and conducts electricity.
What is meant by saying that non-metals are brittle ?
Name one element, one compound and one mixture.
You are given two liquids, one a solution and the other a compound. How will you distinguish the solution from the compound ?
Name a non-metal :
- which is lustrous
- which is required for combustion
- whose one of the allotrophic forms is a good conductor of electricity. Name the allotrope.
- other than carbon which shows allotropy
- which is known to form the largest number of compounds
Which of the two will scatter light : soap solution or sugar solution ? Why ?
State whether colloidal solutions are homogeneous or heterogeneous.
Name the different types of solutions. Give one example of each.
Which of the following do not exhibit Tyndall effect ?
Starch solution, Sugar solution, Ink, Salt solution, Copper sulphate solution, Ammonium chloride solution, Fog, Smoke, Car exhausts.
What is the difference between colloids and suspensions ?
Name the source from which nitrogen and oxygen are obtained on a large scale.
What difference in the properties of oil and water enable their separation by a separating funnel ?
Which technique can be used to detect and identify traces of poison present in the stomach wash of a person ?
How is scrap iron separated from a heap of waste materials in factories?
How will you separate iron pins from sand ?
Which among the following ______ will get attracted to by magnet?
Solid is an arrangement of particles ______.
Evaporation does form bubbles.
Define the term matter.
