A material is known as allotropic or polymorphic if it
A. Has a fixed structure under all conditions
B. Exists in several crystal forms at different temperatures
C. Responds to heat treatment
D. Has its atoms distributed in a random pattern
Answer: Option B
Solution(By Examveda Team)
A material is known as allotropic or polymorphic if it Exists in several crystal forms at different temperaturesThis Question Belongs to Mechanical Engineering >> Engineering Materials
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