MgO is an attractive material which has many potential applications[2–15],such as water purification, optoelectronics, microelectronics, and additive in heavy fuel oil,paint,gas separation,bactericides, and insulator in industrial cables, crucibles, and refractory materials.Further,it has been used as an oxide barrier in spin tunneling devices as well as substrate in super conducting and ferroelectric film. The MgO nanoparticles have high catalytic activity.