Why is radium still on Earth?

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it is cause of the long time it takes to deteriorate. earths resourses of radium will last some mor million years at least.
Radium is a decay product of uranium and thorium; if U and Th exist in the earth also radium exist.
Radium is a decay product of uranium and is constantly being produced. U-238 has a half-life of about 4.5 billion years, so there's still quite a bit left of the original amount on Earth.
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What is radium?

Radium is an element, with atomic number 88.. The element radium is a radioactive alkaline earth metal that is the decay product of thorium, element number 90. (Thorium is,

What does radium do?

Today radium has only limited applications in research laboratories, for example for the preparation of radon standard solutions, in neutron sources of the type Ra-Be, etc.

How is radium formed on earth?

Radium 226 (the most stable isotope) is a radioactive decay product of uranium; other isotopes of radium with short half lives exist in the thorium, actinium and neptunium dec

Why do you have radium?

Today radium has only limited applications in research laboratories, for example for the preparation of radon standard solutions, in neutron sources of the type Ra-Be, etc.

How do you get radium?

Today radium has only limited applications in research laboratories, for example for the preparation of radon standard solutions, in neutron sources of the type Ra-Be, etc.

What can you do with radium?

Today radium has only some applications in research laboratories, for example for the preparation of radon standard solutions, in neutron sources of the type Ra-Be, etc.

What did radium?

Today radium has only limited applications in research laboratories, for example for the preparation of radon standard solutions, in neutron sources of the type Ra-Be, etc.
In Geology

Where was radium found on earth?

Radium exist in very small concentrations in uranium ores. It was first discovered in uranium minerals from Joachimsthal, North Bohemia (now Jachymov in the Czech Republic) by