Types of Radioactive Decay Type of radiation Radiation emitted Example He-4 nucleus U-238 Th-234 alpha (He-4) Alpha Beta electron C-14N-14 + beta (e) high-energy photon Gamma Co-60 Ni-60 + y + e" The first entry in the table here shows the reaction that occurs when a U-238 isotope undergoes alpha decay. By how much do the atomic and mass numbers of the isotope change? Atomic number: -2 Mass number: 234 (1 of 6) Next Recheck 30th attempt
Types of Radioactive Decay Type of radiation Radiation emitted Example He-4 nucleus U-238 Th-234 alpha (He-4) Alpha Beta electron C-14N-14 + beta (e) high-energy photon Gamma Co-60 Ni-60 + y + e" The first entry in the table here shows the reaction that occurs when a U-238 isotope undergoes alpha decay. By how much do the atomic and mass numbers of the isotope change? Atomic number: -2 Mass number: 234 (1 of 6) Next Recheck 30th attempt
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Types of Radioactive Decay
Type of radiation
Radiation emitted
Example
He-4 nucleus
U-238 Th-234 alpha (He-4)
Alpha
Beta
electron
C-14N-14 + beta (e)
high-energy photon
Gamma
Co-60
Ni-60 + y + e"
The first entry in the table here shows the reaction that occurs when a U-238 isotope undergoes alpha decay. By how much do the atomic and mass numbers of
the isotope change?
Atomic number: -2
Mass number: 234
(1 of 6)
Next
Recheck
30th attempt
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