2.
A metal crystallises with a face-centred cubic
lattice. The edge of the unit cell is 408 pm. The
diameter of the metal atom is
(a) 288 pm
(b) 408 pm
(c) 144 pm
(d) 204 pm
Answers
Answered by
0
In face centered cubic until cell (fcc)
r = a/2\2
a = 408 pm
r = 408 / 2/2
r = 1444
Diameter = 2r = 2×144 =2888 pm . Answer
Similar questions