Solid State (Class 12)
Crystalline vs amorphous, unit cell, packing efficiency, point defects, semiconductors.
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Take a full mock →Q1 · Solid State (Class 12) · MEDIUM
A metal crystallizes in a body-centered cubic (BCC) structure. If the edge length of the unit cell is 'a', what is the radius 'r' of the metal atom in terms of 'a'?
Q2 · Solid State (Class 12) · EASY
Which of the following statements correctly distinguishes crystalline solids from amorphous solids?
Q3 · Solid State (Class 12) · HARD
In a face-centered cubic (FCC) unit cell, what is the packing efficiency (percentage of space occupied by atoms)?
Q4 · Solid State (Class 12) · HARD
A face-centered cubic (fcc) unit cell contains atoms at all corner and face-center positions. What is the total number of atoms per unit cell?