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Chemical Elements.com - Radium (Ra)

https://chemicalelements.com/elements/ra.html

“Basic Information Name: Radium Symbol: Ra Atomic Number: 88 Atomic Mass: (226.0) amu Melting Point: 700.0 °C (973.15 K, 1292.0 °F) Boiling Point: 1737.0 °C (2010.15 K, 3158.6 °F) Number of Protons/Electrons: 88 Number of Neutrons: 138 Classification: Alkaline Earth Crystal Structure: Cubic Density...” (from the page’s text)

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