EASY
12th West Bengal Board
IMPORTANT
Earn 100

Which point defect in its crystal units alters the density of a solid?

Important Questions on Solid State

EASY
12th West Bengal Board
IMPORTANT
Which point defect in its crystal units increases the density of a solid?
MEDIUM
12th West Bengal Board
IMPORTANT
How do metallic and ionic substances differ in conducting electricity?
EASY
12th West Bengal Board
IMPORTANT
How can a ferromagnetic substance be changed to a paramagnetic one?
MEDIUM
12th West Bengal Board
IMPORTANT
What happens when ferrimagnetic Fe3O4 is heated at 850 K and why?
MEDIUM
12th West Bengal Board
IMPORTANT
In CaF2 crystal, Ca2+ ions are present in fcc arrangement. Calculate the number of F- ions in the unit cell.
MEDIUM
12th West Bengal Board
IMPORTANT
What is the coordination number of Ca2+ and F- ions in CaF2?
EASY
12th West Bengal Board
IMPORTANT
What is the nature of crystal defect produced when sodium chloride is doped with MgCl2?
EASY
12th West Bengal Board
IMPORTANT
What happens when a ferromagnetic substance is subjected to high temperature?