Manganese =D
Atomic Mass: 54.938
Atomic Number: 25
Protons: 25
Electrons: 25
Neutrons: 30
Boiling Point: 1962 º C
Melting Point: 1244±3 º C
Freezing Point: 1244±3 º C
Density: 7470 kg/m3
Electronegativity: 1.55 (Pauling scale)