28. When (h + k + l) is an even integer, the intensity corresponding to the unit cell
of CsCl structure is:
(a) (f Cs - f Cl )
2
(b) (f Cs - 3f Cl )
2
(c) (f Cs + 3f Cl )
2
(d) (f Cs + 3f Cl )
2
29. When (h + k + l) is an odd integer, the intensity corresponding to the unit cell
of CsCl structure is:
(a) (f Cs + 3f Cl )
2
(b) (f Cs - 3f Cl )
2
(c) (f Cs + f Cl )
2
(d) (f Cs - f Cl )
2
30. When (h + k + l) is an even integer, the structure factor corresponding to the
unit cell of NaCl structure is:
(a) 4(f Na + f Cl )
(b) 4(f Na - f Cl )
(c) (f Na + f Cl )
(d) (f Na - f Cl )
31. When (h + k + l) is an odd integer, the structure factor corresponding to the
unit cell of NaCl structure is:
(a) 4(f Na + f Cl )
(b) 4(f Na - f Cl )
(c) (f Na + f Cl )
(d) (f Na - f Cl )
32. When (h + k + l) is an even integer, the intensity corresponding to the unit cell
of NaCl structure is:
(a) (f Na + f Cl )
2
(b) (f Na - f Cl )
2
(c) 16(f Na + f Cl )
2
(d) 16(f Na - f Cl )
2
33. When (h + k + l) is an odd integer, the intensity corresponding to the unit cell
of NaCl structure is:
(a) (f Na + f Cl )
2
(b) (f Na - f Cl )
2
(c) 16(f Na + f Cl )
2
(d) 16(f Na - f Cl )
2
8.2 Determination of Phase Angle, Amplitude …
333