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Radioactive Elements (38) These elements are radioactive. They either have no stable naturally occurring isotope, or else are entirely artificial (all artificial elements have no stable isotopes). by Andrew Moore
Wiki User
∙ 6y ago
Wiki User
∙ 6y agoWe know that technetium has no stable isotopes. We also know that all the elements with atomic number 84 and higher have no stable isotopes.
Wiki User
∙ 12y agoI think all of uraniums are but I might be wrong
Wiki User
∙ 6y agoAll elements beggining with the atomic number 84 have only radioactive isotopes.
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∙ 6y agocarbon
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What is the decay element of uranium?
It is not yet discovered since all of the uranium isotopes are having half life for several millions of years. We would be able to find it after atleast 700 millions of years.
Is fluorine reactive?
No radioactive isotopes of fluorine are ordinarily found in nature. All elements have radioactive synthetic isotopes, however.
Is berkelium radioactive?
heck yeah it is so radioactive I almost pooped my pants
What is the source of heat in the Earth's interior?
The decay of radioactive isotopes.The decay of radioactive isotopes.The decay of radioactive isotopes.The decay of radioactive isotopes.
Is chlorine reactive?
Yes, Chlorine is highly reactive and dangerous even at low concentrations. If it is extremely dilute it can be safely added to water to kill bacteria that are dangerous to people.
What element is memeber of this group all isotopes of this element are radioactive?
There is no group specified so it is not possible to be sure about this answer but all isotopes of promethium are radioactive.
What element has all of their isotopes radioactive?
An example is uranium.
Is Pm a radioactive substance?
Pm is Prometheum. All isotopes of this element are radioactive.
Does Barium have isotopes that are all radioactive?
Usually not, but all elements have radioactive isotopes.
Is astatine an example of radioactive element?
Yes. There are no stable isotopes of astatine, they are all radioactive.
How many stable isotopes are in the element californium?
All the isotopes of californium are radioactive, artificial and unstable.
Is nobelium a stable element?
All the isotopes of nobelium are radioactive and unstable.
The last member of this group all isotopes of this element are radioactive?
FRANCIUM
All the isotopes of this element are radioactive?
Promethium, Technetium, and any element heavier than Bismuth.
Is All isotopes of a given element are radioactive?
No. The most common isotope(s) of an element are often stable.
What are isotopes considered radioactive?
Not all isotopes are radioactive; the radioactive isotopes are unstable and emit radiations.
Does plutonium have isotopes that are all radioactive?
All the uranium isotopes are radioactive.
