The Total solution for NCERT class 6-12
Which of the following lattices has the highestpacking efficiency (i) simple cubic (ii) body-centred cubic and (iii) hexagonalclose-packed lattice?
Hexagonal close-packed lattice has the highestpacking efficiency of 74%. The packing efficiencies of simple cubic andbody-centred cubic lattices are 52.4% and 68% respectively.