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Isotopes are variants of a particular chemical element which differ in neutron number. .... place", was suggested to Soddy by Margaret Todd, a Scottish physician and family friend, during a conversation in which he explained his ideas to her.

Jan 7, 2012 ... We talk about a simple analogy with cars to explain this tutorial. Isotopes are versions of an atom or an element that have the same number of ...


Chem4Kids.com! This tutorial introduces the basics of isotopes. Other sections include matter, elements, the periodic table, reactions, and biochemistry.


Jul 2, 2015 ... Not all atoms of an element are identical - atoms of the same element can have different numbers of neutrons. These different versions of the ...


isotope: One of two or more species of atoms of an element with the same atomic ... The explanation of the apparent paradox is that nuclides in this category are ...


Aug 4, 2017 ... There are 275 isotopes of the 81 stable elements available to study. This is the definition of an isotope along with examples.


Jan 10, 2013 ... But you may not realise that each square on the periodic table actually represents a family of isotopes — atoms which share the same name ...


An isotope is a form of a chemical element whose atomic nucleus contains a specific number of neutrons, in addition to the number of protons that uniquely ...


Kids learn about the science of isotopes in chemistry including naming isotopes, hydrogen, examples, fun facts, unstable, and stable.