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An element crystallises in f.c.c. lattic...

An element crystallises in `f.c.c.` lattice having edge length `400 p m`. Calculate the maximum diameter, which can be placed in interstitial sites without disturbing the structure.

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To solve the problem of finding the maximum diameter of a sphere that can be placed in the interstitial sites of a face-centered cubic (FCC) lattice without disturbing the structure, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the FCC Structure**: - In a face-centered cubic (FCC) lattice, atoms are located at the corners and the centers of each face of the cube. 2. **Identify the Edge Length**: ...
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