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Crystal Structure: Body-Centered Cubic (BCC)

10 Questions

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Crystal Structure: Body-Centered Cubic (BCC)

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Questions and Answers

What is the value of the atomic packing factor for the BCC crystal structure?

0.68 (correct)

0.74

0.86

0.52

If the atomic radius of a metal is 0.15 nm, what is the edge length of its BCC unit cell?

0.45 nm

0.40 nm

0.35 nm

0.30 nm (correct)

What is the coordination number for a BCC crystal structure?

8 (correct)

What is the value of the atomic packing factor for the HCP crystal structure?

0.74 Signup and view all the answers

What is the relationship between the edge length 'a' and the atomic radius 'R' in a BCC crystal structure?

a = 2R√3 Signup and view all the answers

What is the symmetry of a BCC crystal structure?

Cubic Signup and view all the answers

If a metal has an FCC crystal structure, what is its coordination number?

12 Signup and view all the answers

What is the unit cell volume of a metal with an atomic radius of 0.175 nm?

0.05 cubic nm Signup and view all the answers

What is the phenomenon where a metal or nonmetal has more than one crystal structure?

Polymorphism Signup and view all the answers

What is the term for the condition where an elemental solid has more than one crystal structure?

Allotropy Signup and view all the answers