1424Mechanical EngineeringMedium
A material is known as allotropic or polymorphic if it ________?
Anone of the above
Bhas a fixed structure under all conditions
Cexists in several crystal forms at different temperatures
Dhas its atoms distributed in a random pattern
Eresponds to heat treatment
Correct answer
C. exists in several crystal forms at different temperatures
Explanation
The correct answer is exists in several crystal forms at different temperatures.