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Nuclear Chemisty
Prentice Hall Chemistry Book Chapter 25
5
Chemistry
9th Grade
06/02/2011

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Term
Radioactivity
Definition
the process by which neutrons emit particles and rays.
*Key COncept: An unstable nucleus releases energy by emitting radiation during the process of radioactive decay.*
Term
Radiation
Definition
The penetrating rays and particles emitted by a radioactive force.
Term
Radioisotopes
Definition
The nuclei of an unstable isotope in a nuclear reaction.
Term
Types of Radiation
Definition
*Key Concept: the three main types of nuclear radiation are alpha radiation, beta radiation and gamma radiaton.*
Term
Alpha Particle
Definition
A type of radioactive particle with two neutrons and two neutrons with a double positive charge.
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