crystallography

if a=side of cubical cell and r= radius of atom then for simple cubic cell

• a=r

• a=2r

• r=2a

• r=3a

number of atoms in a simple cubic cell is

• 1

• 2

• 3

• 4

number of atoms in a body centered cubic cell is

• 1

• 2

• 3

• 4

number of atoms in a face centered cubic cell is

• 1

• 2

• 3

• 4

atom at the corner of a unit cell is shared by how many unit cells in a simple cubic cell?

• 1

• 2

• 4

• 8

atom at the corner of a unit cell is shared by how many unit cells in a body centered cubic cell?

• 1

• 2

• 4

• 8

atom at the corner of a unit cell is shared by how many unit cells in a face centered cubic cell?

• 1

• 2

• 4

• 8

atom at the center of the every face of a unit cell is shared by how many unit cells in a face centered cubic cell?

• 1

• 2

• 4

• 8

atoms are shown as points in

• crystals

• space lattice

• crystal lattice

• crystal structure

unit cell may contain

• atoms, molecules and ions

• only atoms

• only molecules

• only ions