Radium element is in the s block. It has 88 protons in a single atom.
Marie Curie
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Both. During decay it ceases to be radium.
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raduim ??? chech the periodic table
Osmium has as many protons as it needs
2 protons
It has 26 protons.
Bohrium has 107 protons.
26 protons
39 protons