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16 Cards in this Set
- Front
- Back
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A radioactive element will spontaneously emit _________ produced by the nucleus.
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particles or rays
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in __________, a helium nucleus is released from the nucleus of a radioactive element
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Alpha Decay
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In what type of radioactive decay is a proton split?
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Beta Decay
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what is radiation?
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particles or rays
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half life
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time required for one half of the nuclei in a radioactivity sample to decay
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largest bomb ever detonated
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Fat Man
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what type of nuclear bomb uses only a fission reaction
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atomic bomb
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the two isotopes of hydrogen used for an artificial fusion reaction
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deuterium & tritium
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benefits of using radioactivity
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nuclear reactions and radiation therapy
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radioactive element
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unstable atom the spontaneously emits particles or rays from the nucleus
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radioactive decay
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unstable nucleus releases radiation to gain stability
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238 U-> 4_2He+234 Th
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releases a helium nuclei
Alpha Decay (little fish symbol) |
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14 C-> 0_-1e+ 14 N
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A neutron splits into a proton and an electron/ electron is emitted
Beta Decay ( B) |
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238 U -> 4_2He+234Th + 00y
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high energy electromagnetic radiation given off with either an alpha or beta decay
Gamma Decay ( y) |
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12 C -> O_1e+12_5B
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a proton splits into a neutron and a positron
Positron Production |
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Electron Capture
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5-6_26 Fe+ 0_-1e ---> 5-6_25 Mn
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