Question:

Match the engineering materials at room temperature with the given crystal structures. 

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Different elements tend to adopt different crystal structures at room temperature. For instance, metals like Fe may form BCC, while Al typically forms FCC structures.
Updated On: Sep 4, 2025
  • P – 3, Q – 4, R – 1, S – 2
  • P – 2, Q – 1, R – 4, S – 3
  • P – 2, Q – 4, R – 1, S – 3
  • P – 3, Q – 1, R – 4, S – 2
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The Correct Option is A

Solution and Explanation

- Si (P) has a Diamond Cubic structure.
- Fe (Q) has a BCC structure.
- Al (R) has an FCC structure.
- Zn (S) has an HCP structure.
Thus, the correct matching is:
- P – 3 (Diamond Cubic)
- Q – 4 (BCC)
- R – 1 (FCC)
- S – 2 (HCP)
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