[VISUAL] The table above provides some information about two types of steel, both of which are alloy — Bonding Chemistry Question
Question
[VISUAL]
The table above provides some information about two types of steel, both of which are alloys of iron and carbon. Which of the following best helps to explain why high-carbon steel is more rigid than low-carbon steel?
A.
Elemental carbon is harder than elemental iron.
B.
The additional carbon atoms within the alloy make the high-carbon steel less dense.
C.
The additional carbon atoms within the alloy increase the thermal conductivity of the high-carbon steel.
D.✓ Correct
The additional carbon atoms within the alloy make it more difficult for the iron atoms to slide past one another.
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