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Chapter 16 Atomic

Atomic Energy

QuestionAnswer
The process by which an unstable nucleus gives off nuclear radiation radioactivity
The sum of the numbers of protons and neutrons in the nucleus of an atom mass number
Atoms that have the same number of protons as other atoms of the same element do but have different numbers of neutrons isotopes
The time needed for half of a sample of a radioactive substance to undergo radioactive decay half-life
The splitting of the nucleus of a large atom into two or more fragments; releases additional neutrons and energy nuclear fission
A continuous series of nuclear fission reactions nuclear chain reaction
The combination of the nuclei of small atoms to form a larger nucleus; releases energy nuclear fusion
Created by: Twirler2012
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