Examlex
Which of the following consists of a stream of charged particles?
Radioactive Isotopes
Radioactive isotopes, or radioisotopes, are variants of chemical elements that emit radiation due to an unstable nucleus and undergo radioactive decay.
Atomic Number
The number of protons in the nucleus of an atom, unique to each element.
Naturally Occurring
Refers to substances, materials, or phenomena that exist in nature without human intervention.
Atomic Numbers
The number of protons in the nucleus of an atom, which determines the chemical properties of the element.
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