16 Questions
Which type of solid has a definite and regular arrangement of the constituent particles in space?
Crystalline solid
What is a characteristic of amorphous solids?
They undergo irregular cleavage when cut
Which type of solid is isotropic in nature?
Amorphous solid
What type of solids are super cooled liquids or pseudo solids?
Amorphous solids
Which type of solid has short order arrangement of particles?
Amorphous solid
What distinguishes crystalline solids from amorphous solids?
Sharp melting points
What is the equation called that relates the path difference, wavelength, distance between atomic planes, and the angle at which interference occurs?
Bragg's equation
In a simple or primitive unit cell, where are the particles present?
At the corners only
What is the packing fraction for a primitive cubic unit cell?
0.524 or 52.4%
How many crystal systems are there based on interfacial angles and axes?
7
What does 'PF' represent in the context of crystal unit cells?
Packing fraction
What is the name given to the smallest geometrical portion of a crystal lattice that can be used as a repetitive unit to build up the whole crystal?
Unit cell
In which type of unit cell are particles present at the corners as well as at the centre of each of six faces?
Face centred unit cell
For a face centred cubic unit cell, how do atoms touch each other?
Along face diagonal
How are space lattices grouped on the basis of their symmetry?
Bravais Lattices
What determines how many atoms touch each other in a unit cell for a given crystal system?
Atomic packing
Test your knowledge of the characteristics and types of solids in chemistry class 12 Chapter 1: The Solid State. Learn about crystalline solids, amorphous solids, and their distinctions.
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