Germanium has a cubic unit cell with a side edge length of 565 pm. the density of germanium is 5.36 g/cm3. which of the following crystal systems could germanium adopt (choose all possiblities).
a. cubic close packed.
b. cubic close packed with atoms occupying all the octahedral holes.
c. face-centered cubic.
d. body-centered cubic.
e. face-centered cubic with all of the tetrahedral holes occupied.
f. the cscl structure