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Which of the following represents the allotropic forms of iron | |
A. | alpha iron, beta iron and gamma iron [Wrong Answer] |
B. | alpha iron and beta iron [Wrong Answer] |
C. | body centered cubic a-iron and face centered cubic a-iron [Wrong Answer] |
D. | alpha iron, gamma from and delta iron [Correct Answer] |
E. | none of the above. [Wrong Answer] |