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प्रश्न
Draw a flow-chart for the schematic representation of different types of matter.
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उत्तर
Following flowchart represents different types of matter:
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संबंधित प्रश्न
Name the processes involved in two cases.
Fill in the blank :
The state of matter with definite volume and definite shape is called______
Bromine and air take about 15 minutes to diffuse completely but bromine diffuses into a vacuum very rapidly. Why is this so?
Name the property which allows metals to be hammered into thin sheets.
You are given two liquids, one a solution and the other a compound. How will you distinguish the solution from the compound ?
Name a metal which has no fixed shape.
What are (i) metals (ii) non-metals, and (iii) metalloids ? Give two examples each of metals, non-metals and metalloids.
Classify the following into metals, non-metals and metalloids:
Silicon, Mercury, Diamond, Sulphur, Iodine, Germanium, Sodium, Carbon, Magnesium, Copper, Boron, Helium
On the basis of composition of matter, milk is considered to be :
What is the name of the clear liquid formed when a solid dissolves in a liquid ?
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
When the solid A is added to water, it dissolves with the evolution of a lot of heat and making little explosions to form two products B and C. The properties of products B and C are entirely different from those of solid A as well as water. Moreover, products B and C cannot be reconverted into solid A and water. When another solid D is added to water, it dissolves with the absorption of a little heat to form a product E which cools down. The product E shows the properties of both, solid D as well as water. Moreover, product E can be converted into solid D and water.
(a) What type of change occurs when solid A is dissolved in water ? Why ?
(b) What type of change occurs when solid D is dissolved in water ? Why ?
(c) Name a metal which you think could behave like solid A. Also name the products B and C.
(d) Name the solid D if it is the one which is used in making ordinary dry cells.
(e) Name the process by which D can be recovered from E.
Which technique is used in a washing machine to squeeze out water from wet clothes while drying ?
The best way to recover sugar from an aqueous sugar solution is :
Stars including Sun are covered in ______.
Which of the following are homogeneous in nature?
(i) ice
(ii) wood
(iii) soil
(iv) air
Liquids cannot be compressed and they have fixed volume.
Gases change to liquid by the process of ______.
Define the term matter.
Define the term matter.
