Which Statement Regarding the Formation of an Alloy Is Correct

question 64

Multiple Choice

Which statement regarding the formation of an alloy is correct?

• A)Carbon forms an interstitial alloy with iron because their atomic radii are about the same.
• B)Carbon forms a substitutional alloy with iron because their atomic radii are about the same.
• C)Carbon forms an interstitial alloy with iron because carbon has a much smaller atomic radius.
• D)Carbon forms a substitutional alloy with iron because carbon has a much smaller atomic radius.
• E)Carbon forms an interstitial alloy with iron because carbon has a much larger atomic radius.