Isotope
Isotope is the term used for an atom of an element that differs in atomic mass from other atoms of the same element. The word is derived from the Greek words iso, meaning the same, and topos, ...
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Isotope
Forms of an element that have the same number of protons but differ in their atomic weights are called isotopes of that element. The atomic number of an atom is equal to the number of protons ...
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Isotope
The discovery of radioactivity by Henri Becquerel in 1896 opened a new field of research for chemists. An immediate and obvious question had to do with the materials that produced the radioact...
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Isotope
Different forms of atoms of the same element. Atoms consist of a nucleus, containing positively-charged particles (protons) and neutral particles (neutrons), surrounded by negatively-charged p...
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