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प्रश्न
Name a non-metal which is a good conductor of electricity.
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उत्तर
Graphite is a non-metal that is a good conductor of electricity.
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संबंधित प्रश्न
What are the two conditions for the interconversion of states of matter ?
Fill in the following blank with suitable words :
The best evidence that the particles of matter are constantly moving comes from the studies of ................. and ...................
Describe in your own words, what happens to the particles when salt dissolves in water.
Honey is more viscous than water. Can you suggest why?
Define matter. Give four examples of matter.
Which type of elements, metals or non-metals, show the property of brittleness ?
What is the general name of the materials which contain at least two pure substances and show the properties
of their constituents ?
How would you confirm that a colourless liquid given to your is pure water ?
Fill in the following blank :
Milk is a .................... solution but vinegar is a .................... solution.
What is the difference between colloids and suspensions ?
Name the process by which the various gases of the air are separated.
Name the process which can be used to purify an impure sample of copper sulphate.
Explain how, impure copper sulphate can be purified by crystallisation.
Explain the meaning of the term ‘matter’.
Diffentiate between absorption and adsorption.
Which among the following is not a matter?
Which of the following statements are true for pure substances?
(i) Pure substances contain only one kind of particles
(ii) Pure substances may be compounds or mixtures
(iii) Pure substances have the same composition throughout
(iv) Pure substances can be exemplified by all elements other than nickel
Solids possess very high kinetic energy.
Celsius scale is a scale of temperature in which zero represents the melting point of ice and 100 represents the boiling point of water.
The fluidity of solids: ______.
