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Isotopes are variants of a particular chemical element which differ in neutron number, although all isotopes of a given element have the same number of protons ...

What is isotope? - Definition from WhatIs.com


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 ...

www.ask.com/youtube?q=What Is Isotopes?&v=EboWeWmh5Pg
Jan 7, 2012 ... To see all my Chemistry videos, check out http://socratic.org/chemistry We'll learn about what isotopes are and how to write atomic number and ...

Isotopes Definition and Examples - Chemistry - About.com


Feb 9, 2016 ... Isotopes are one form an element can take. This is the definition of an isotope, with examples.

What Are Isotopes? - Definition, Types & Examples - Video & Lesson ...


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

What is an Isotope ? : GCSE Chemistry - IvyRose Holistic


Isotopes are atoms of the same element that have the same atomic number ( whose symbol is "Z") but different mass numbers (whose symbol is "A").

Isotope | Define Isotope at Dictionary.com


Isotope definition, any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having ...

isotope - Dictionary Definition : Vocabulary.com


An isotope of a chemical element is an atom that has a different number of neutrons (that is, a greater or lesser atomic mass) than the standard for that element.

What is an isotope? - Antoine


Experiments with mass spectrometry revealed that each of these element forms had its own distinctive mass. The element forms were called isotopes, from the ...

What are Stable Isotopes? | Stable Isotope Facility | University of ...


... important element. Stable isotopes do not decay into other elements. In contrast, radioactive isotopes (e.g., 14C) are unstable and will decay into other elements.

Let's say an atom is missing a neutron or has an extra neutron. That type of atom is called an isotope. An atom is still the same element if it is missing an electron. The... More »