Q54
The lowest angle reflection in a powder diffraction experiment or an fcc metal using Cu-Ka radiation (y = 1.54°A) occured at an angle of 19°30'. The lattice parameter of the metal is . . . . . . . . °A.
A.
2.8
B.
3.2
C.
3.6
D.
3.99
AnswerAnswer: Option D
Solution
Answer: Option D
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