Solid State Tes...

Stacking (a pile) of square close packed layer gives rise to:

MgO has NaCl type structure and its unit cell edge length is $$421$$ pm. Its density (in g cm$$^{-3}$$) will be:

Of the three cubic lattices, the one that has the largest mass of empty space is the :

When a viscous liquid is cooled rapidly, _________ solid is formed.

If the radius of $$B ^-$$ ion is $$0.180$$ nm, the size (in nm) of the cation that can fit in the tetrahedral void is:

If a diamond has a face-centered cubic structure with two atoms per lattice point and a unit cell of the edge of $$3.569\:\mathring{A}$$. The density (in g cm$$^{-3}$$) of the diamond is :

Lithium borohydride $$(LiBH_4) $$ crystallizes in an orthorhombic system with $$4$$ molecules per unit cell. The unit cell dimensions are $$a = 6.8$$ $$\mathring {A } $$, $$b = 4.4$$ $$\mathring {A} $$ and $$c = 7.2$$ $$\mathring {A} $$. If the molar mass of the compound is $$21.76$$ g/mol, the density (in g cm$$^{-3}$$) of the compound will be:

If the effective radius of iron (Fe) atom is $$141.4$$ pm which has rock salt type structure, then its density (in g cm$$^{-3}$$) will be: 

The total fraction of space occupied by voids in simple cubic structure is:

The compound CuCl has zinc blende structure and the edge length of its unit cell is $$500$$ pm, its density (in g cm$$^{-3}$$) is :