Properties of radium
Shh Shh shh. Element name: Radium (radium)
Shh Shh shh. Symbol of element: Ra
Shh Shh shh. Atomic number (atomic. Number): 88
Shh Shh shh. Atomic mass (atomic mass): 226.0 atomic mass unit (AMU)
Shh Shh shh. Melting point (melting point): 700.0 degrees Celsius. (973.15 K)
Shh Shh shh. Boiling point (boiling point): 1737.0 DEG Xia (2010.15 K)
oh oh oh, the number of protons or electrons. In the atomic radium: 88
Shh Shh Shh, the number of neutrons in the atom radium - 226: 138
Shh Shh shh. Crystal structure: cubic (Cubic)
.Hi hi hi density at 293 K: 5.0 g / cm
Shh Shh shh. Color: white sparkle.
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