1.) Compare the relative atomic radius of iron and carbon.Fe:С:2.) At low temperatures, Fe has a Body Centered Cubic (BCC) crystal structure. This phase isferrite, a. The carbon is added into the system in the empty spaces in your BCC model. The C inthese spots is known as an interstitial point defect. Determine how many spots for C are there inthe model you built. Sketch the unit cell below and indicate where the spots for C to add are.3.) At high temperatures, Fe has a Face Centered Cubic (FCC) crystal structure. This phase isaustenite, y. The carbon is added into the system in the empty spaces in your FCC model. The Cin these spots is known as an interstitial point defect. Determine how many spots for C are therein the model you built. Sketch the unit cell below and indicate where the spots for C to add are.In the coming weeks, you will see that these C interstitial point "defects" play a critical role inmaking the steel mechanically strong.

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1.) Compare the relative atomic radius of iron and carbon. Fe: С:

Chemistry: An Atoms First Approach

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ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter9: Liquids And Solids

Section: Chapter Questions

Problem 83E: The memory metal, nitinol, is an alloy of nickel and titanium. It is called a memory metal because...

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Question

1.) Compare the relative atomic radius of iron and carbon.
Fe:
С:
2.) At low temperatures, Fe has a Body Centered Cubic (BCC) crystal structure. This phase is
ferrite, a. The carbon is added into the system in the empty spaces in your BCC model. The C in
these spots is known as an interstitial point defect. Determine how many spots for C are there in
the model you built. Sketch the unit cell below and indicate where the spots for C to add are.
3.) At high temperatures, Fe has a Face Centered Cubic (FCC) crystal structure. This phase is
austenite, y. The carbon is added into the system in the empty spaces in your FCC model. The C
in these spots is known as an interstitial point defect. Determine how many spots for C are there
in the model you built. Sketch the unit cell below and indicate where the spots for C to add are.
In the coming weeks, you will see that these C interstitial point "defects" play a critical role in
making the steel mechanically strong.

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