Question

What are isotopes???


Manahil78


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Answer 1

Explanation:

each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties; in particular, a radioactive form of an element.

"some elements have only one stable isotope"

Answer 2

Answer:

One of two or more forms of a chemical element that have different physical characteristics but the same chemical characteristics.