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Radioactive decay


Radioactive decay, also known as nuclear decay or radioactivity, is the process by which the ... A decay, or loss of energy from the nucleus, results when an atom with one type of nucleus, called th...

Why do atomic nuclei decay - Answers


To become stable.

Basic Nuclear Science Information


Mar 30, 2007 ... Nuclear Structure | Radioactivity | Alpha Decay | Beta Decay |Gamma ... The number of protons in the nucleus, Z, is called the atomic number. .... Only when they are squeezed very close to one another do they feel the strong ...

Chem4Kids.com: Atoms: Advanced Ideas


Nucleus giving off particles in radioactive decay Radioactivity occurs when an atomic nucleus breaks down into smaller particles. There are three types of ...

What is radioactivity?| Explore | physics.org


Radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold the nucleus together due to an excess of either ...

BBC - GCSE Bitesize Science - Radioactive decay : Revision


When the nucleus of an atom possesses either too many or too few neutrons compared to ... In Beta (β-) decay, a neutron changes into a proton plus an electron.

What happens to the atomic nuclei of unstable isotopes ... - Quora


Aug 13, 2015 ... If you really want to understand what happens in the atomic nuclei of ... alpha decays do no conversion (just emit 2 protons and 2 neutrons in ...

Radioactive Decay - NDE/NDT Resource Center


After reading this section you will be able to do the following: ... Radioactive decay is the spontaneous breakdown of an atomic nucleus resulting in the release of ...

Isotopes and Radioactivity Tutorial


Radioactive isotopes (also called radioisotopes) have unstable nuclei. ... When an isotope emits a beta particle, it decays to a daughter with an atomic .... and their relatively small areas, do currently dispose of nuclear wastes on the seabed.

Consider radioactive atoms, every one is unstable so why do some ...


Dec 15, 2013 ... Consider radioactive atoms, every one is unstable so why do some atoms .... However, an explanation why different nuclei decay with different ...

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The Process of Natural Radioactive Decay - For Dummies


The forces that normally hold the nucleus together sometimes can't do the job, and ... As an alpha particle breaks away from the nucleus of a radioactive atom, ...

What happens to the atomic nuclei of unstable ... - Reference.com


In every instance where an unstable isotope undergoes radioactive decay, one or more atoms with a ... What do all atoms of the same element have in common?

Radioactive decay


Aug 9, 2000 ... Each nucleus can be characterized by two numbers: A, the atomic mass ... To find the binding energy, then, all you need to do is to add up the ...