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Radioactive Decay
Radioactive Decay
9
Chemistry
10th Grade
11/04/2008

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Term
Protons and Nuetrons are called
Definition
Nucleons
Term
An atom is referred to as a
Definition
Nuclide
Term
Nuclear Binding Energy
Definition
the energy released when a nucleus is formed from nucleons
Term
Nuclear shell model
Definition
Nucleons exist in different energy levels. Full levels are at 2, 8, 20, 28, 50, 82, and 126.
Term
Nuclear reaction
Definition
a reaction that changes the nucleus
Term
Transmutaion
Definition
a change in the identity of a nucleuos as a result of a change in the number of it protons
Term
Radioactive decay
Definition
a sponateous desintigration of a nucleous into a slightly lighter nucleous accomanied by the emmision of particles
Term
nuclear radiation
Definition
particles of electromagnetic radiation emmited from the nucleous during radioactive decay
Term
radioactive nuclide
Definition
an unstable nucleus that undergoes radioactive decay
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