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प्रश्न
Amorphous solid can also be called:
(i) pseudo solids
(ii) true solids
(iii) supercooled liquids
(iv) supercooled solids
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उत्तर
(i) pseudo solids
(iii) supercooled liquids
Explanation:
The structure of amorphous solids is similar to that of the liquids. They have a tendency to flow like liquids, though very slowly. Therefore, sometimes they are called pseudo solids or supercooled liquids.
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संबंधित प्रश्न
Why do solids have a definite volume?
Why is glass considered a super cooled liquid?
Refractive index of a solid is observed to have the same value along all directions. Comment on the nature of this solid. Would it show cleavage property?
Define the term ‘amorphous’.
‘Stability of a crystal is reflected in the magnitude of its melting points.’ Comment. Collect melting points of solid water, ethyl alcohol, diethyl ether and methane from a data book. What can you say about the intermolecular forces between these molecules?
Write any two differences between amorphous solids and crystalline solids
Which among the following is not an example of amorphous solids?
Amorphous solids are also known as ____________.
Assertion: Stability of a crystal is reflected in the magnitude of its melting.
Reason: The stability of a crystal depends upon the strength of the interparticle attractive force.
Most crystals show good cleavage because their atoms, ions or molecules are ____________.
“Crystalline solids are anisotropic in nature″. What is the meaning of anisotropic in the given statement?
Which of the following statements about amorphous solids is incorrect?
Which of the following is an amorphous solid?
Why some glass objects from ancient civilisations are found to become milky in appearance?
Which one of the following is non-crystalline or amorphous?
Which of the following is true about the value of refractive index of quartz glass?
Which of the following features are not shown by quartz glass?
(i) This is a crystalline solid.
(ii) Refractive index is same in all the directions.
(iii) This has definite heat of fusion.
(iv) This is also called super cooled liquid.
