Priodic Table Reaction

Periodic Table


Transition metal

Symbol: Cr

Atomic Number: 24

Standard State: Solid

Atomic Mass: 51.996

Electron Configuration: [Ar]3d5 4s1

Electronegativity: 1.66

Atomic Radius: 189

Ionization Energy: 6.767

Melting Point: 2180

Boiling Point: 2944

Density: 7.15

Year Discovered: 1797

Equation Reaction

Put equation and check reaction of chemicals.