Calcium metal crystallises in a face centered cubic lattice with edge length of 0.556nm. Calculate the density of the metal. [Atomic mass of calcium 40 g/mol]
`[N_(A) = 6.022 xx 10^(23) " atoms/ mol"]`

Lithium metal has a body centred cubic lattice structure with edge length of unit cell 353 pm . Calculate the density of the lithium metal. [Given : Atomic mass of Li = 7 g mol^(-1) , N_A = 6.022 xx 10^(23) atom mol^(-1) )

Answer any five of the following questions. Lithium metal has a body centred cubic lattice structure with edge length of edge unit cell 352 pm. Calculate the density of lithium metal. [Given: Atomic mass of Li = 7 "gmol"^(-1) , N_(A) = 6.022 xx 10^(23) atoms mol ""^(-1) ].

A metal crystallises with a face-centred cubic lattice. The adge of the unit cell is 408 pm. The diameter of the metal atom is :

A metal crystallizes with a face-centred cubic lattice. The edge of the unit cell is 408 pm. The diameter of the metal atom is

Copper crystallizes into a fcc lattice with edge length 3.61 xx 10^(-8) cm. Calculate the density of the crystal (Atomic mass of copper = 63.5 g/mol and Avogadro number = 6.022 xx 10^(23) mol^(-1) )

An element having atomic mass 63.1 g/mol has face centered cubic unit cell with edge length 3.608 xx 10^(-8) cm. Calculate the density of unit cell [Given N_(A) = 6.022 xx 10^(23) atoms/mol].

Silver crystallizes in CCP lattice. The edge length of its unit cell is 408.6 pm. Calculate density of silver (atomic mass of silver is 107.9)

(a) Sodium metal crystallizes in bcc structure. Its unit cell edge length is 420 pm. Calculate its density. (Atomic mass of sodium = 23 u, N_(A) = 6.022 xx 10^(23) mol^(-) ). (b) What is Frenkel defect ? How does it affect the density of a crystal ?