QUESTION 5 Considering pure metals, which of the following statements is (or are) correct about their cubic unit cells? a) In the FCC (faced center cubic) structure of a pure metal, the edge length of the cubic unit cell (d) and the radius of the metal atom (r) has the following relation: 4 r2 = 2 d2. b) A FCC (face center cubic) unit cell has a greater number of net atoms than a BCC (body center cubic) unit cell has. a) only O b) only Both a) and b) are correct. Neither a) nor b) is correct.

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QUESTION 5
Considering pure metals, which of the following statements is (or are) correct about their cubic unit cells?
a) In the FCC (faced center cubic) structure of a pure metal, the edge length of the cubic unit cell (d) and the radius
of the metal atom (r) has the following relation: 4 r2 = 2 d2.
b) A FCC (face center cubic) unit cell has a greater number of net atoms than a BCC (body center cubic) unit cell
has.
a) only
O b) only
Both a) and b) are correct.
Neither a) nor b) is correct.
Transcribed Image Text:QUESTION 5 Considering pure metals, which of the following statements is (or are) correct about their cubic unit cells? a) In the FCC (faced center cubic) structure of a pure metal, the edge length of the cubic unit cell (d) and the radius of the metal atom (r) has the following relation: 4 r2 = 2 d2. b) A FCC (face center cubic) unit cell has a greater number of net atoms than a BCC (body center cubic) unit cell has. a) only O b) only Both a) and b) are correct. Neither a) nor b) is correct.
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