What happens when a ferromagnetic substance is subjected to high temperature?
When ferromagnetic substance is subjected to high temperature it loses its magnetic property and become paramagnetic in nature this happen due to disorder ness in electronic arrangment.
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What is the nature of crystal defect produced when sodium chloride is doped with MgCl2?
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What is coordination number of a metal atom in ccp structure?
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What is the maximum possible coordination number of an atom in an hcp crystal structure of an element?
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Define the term ‘amorphous’.
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How many atoms can be assigned to its unit cell if an element forms (i) a body centred cubic cell, and (ii) a face centred cubic cell?
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Name a substance which on addition to AgCl causes cation vacancy in it.
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Name an element with which germanium can be doped to produce an n-type semiconductor.
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What makes alkali metal halides sometimes coloured, which are otherwise colourless?
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Which point defect lowers the density of a crystal?