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The element that can stay radioactive for millions of years is plutonium. This is where most nuclear power plant energy comes from.

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11y ago

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What element was named after the planet Pluto and stays radioactive for millions of years?

Plutonium is the element named after the planet Pluto. It is a radioactive element with a half-life of thousands of years, not millions.


What is the element named after the planet Pluto - stays radioactive for millions of years and is dangerous?

Probably Plutonium but I do not think it is named after Pluto.


What element that has no stable isotopes?

Technetium (Tc) is the element that has no stable isotopes. All of its isotopes are radioactive with half-lives ranging from minutes to millions of years.


How much of the radioactive element will be left one billion years from now?

That depends on the "half-life" of that particular radioactive element, which the question forgot to state. They're all different. Various radioactive elements have half-lives ranging from microseconds to millions of years.


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.


Which radioactive element has a half life of 4.5 billion years?

The radioactive element with a half-life of 4.5 billion years is Uranium-238. It is commonly used in radiometric dating to determine the age of rocks and materials on Earth due to its long half-life.


Are Nuclear wastes non biodegradable?

Actually, they are biodegradeable, sort of. Radioactive materials do decay, or become weaker over time. Eventually they become inert, or non-radioactive. The problem is some radioactive isotopes take tens or even hundreds of thousands or millions of years to decay. The decay rate of a radioactive element is measured in half-lives. After one half-life, half of the radioctivity is gone. Take an element with a half-life of ten years. After ten years, there is half of the radioactivity present. After 20 years, one quarter, after 30 years, one eighth, and so forth. Eventually the level will fall to the point it poses no danger. Plutonium-239 has a half-life of 24,000 years. Uranium-235, used in nuclear reactors, has a half-life of 713,000,000 years.


Which radioactive element has a half-life of 4.5 billion years?

Uranium


Man made radioactive element first synthesised in a cyclotron around 50 years ago?

berkelium


What is a man-made radioactive element first synthesised in a cyclotron around 50 years ago?

The answer is Berkelium.


What was Man-made radioactive element first synthesised in a cyclotron around 50 years ago?

Berkelium


How much does the element berkelium cost per 100g?

The total production of berkelium, around the world, during the last 60 years, was only some grams.