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Points of arrest for iron correspond to | |
A. | stages at which allotropic forms change [Correct Answer] |
B. | stages at which further heating does not increase temperature for some time [Wrong Answer] |
C. | stages at which properties do not change with increase in temperature [Wrong Answer] |
D. | there is nothing like points of arrest [Wrong Answer] |
E. | none of the above. [Wrong Answer] |