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प्रश्न
State any two properties for believing that aluminium is a metal.
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उत्तर
Aluminium is lustrous and malleable, so it is a metal.
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संबंधित प्रश्न
The smallest unit of matter that exists freely in nature is called ...........
Write true or false for each statement. Rewrite the false statement correctly.
Matter cannot exist in different states.
Describe in your own words, what happens to the particles when salt dissolves in water.
Name a non-metal which is a good conductor of electricity.
Which type of elements, metals or non-metals, show the property of brittleness ?
Fill in the following blanks with suitable words :
The elements which are sonorous are called ..........................
What are the two types of pure substances? Give one example of each type.
What is the other name for impure substances ? Give two examples of impure substances.
Give reason why graphite is used for making elecrode in a dry cell.
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arble, Air, Gold, Brass, Sand, Diamond, Graphite, Petroleum, Common salt, Sea-water, Chalk
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which one has the largest particles ?
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
How will you test whether a given solution is a colloidal solution ?
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What is the difference between a substance and an object?
What type of matter glass is?
Evaporation does form bubbles.
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