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Some of the elements on the Periodic Table are Radioactive. This means that their nuclei decay to form other elements in a decay chain. There are currently 33 known radioactive elements of which 20 are currently produced synthetically.

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Is there a difference between radioactivity and radioisotopes?

Yes, there is a difference. Radioactivity refers to the property of certain elements to emit radiation, while radioisotopes are versions of elements that have an unstable nucleus and emit radiation as they decay. Radioactivity is a general phenomenon, while radioisotopes are specific isotopes of elements that exhibit this property.


What woman helped in the understanding of elements and radioactivity?

Mme. Curie.


How does artificial transmutation differ from artificial radioactivity?

"Artificial transmutation" is a nuclear reaction induced in laboratory, its man made. Artificial radioactivity is a radioactive disintegration phenomenon supported by artificial isotopes.


Do all elements have some degree of radioactivity?

no not all of it and im a girl


What is the opposite of radioactivity?

The opposite would be non-radioactive. For elements, the opposite is stable.


What are the differences between natural radioactivity nd artificial radioactivity?

Natural Radioactivity arises from radioactive components contained in nature. Artificial Radioactivity will come through element produced with in nuclear reactors as well as accelerators. Natural Radioactivity is a spontaneous process of disintegration. Artificial Radioactivity is carried in synthetically produced radioactive elements used in nuclear reactors.


How is radioactivity of elements used to determine the age of the earth?

It finds the half-life of rocks.


What hand held device can detect radioactivity in elements such as uranium?

A Geiger counter is a hand-held device that can detect radioactivity in elements such as uranium. It measures the level of ionizing radiation present by detecting the emitted particles or rays.


What did Marie curie doscover?

Marie Curie discovered the elements polonium and radium, and conducted pioneering research on radioactivity. Her work on radioactivity ultimately led to significant advancements in the field of physics and earned her two Nobel Prizes.


What is it when naturally unstable elements release particles from the nuclei and give off heat?

It is called radioactivity.


Can copper be converted into gold by artificial radioactivity?

No, copper cannot be converted into gold by artificial radioactivity. While elements can be transmuted through nuclear reactions, the amount of energy required to convert copper into gold is prohibitively high and not practical.


Why did Marie Curie discover polonium and radium?

Studying residues of uranium ores, Marie Curie and Pierre Curie found that these residues are more radioactive than uranium; they attributed this radioactivity to unknown elements. They isolated these elements and named these elements polonium and radium.