(1) The radioactive isotope strontium-81 is used in medical imaging as indicated on the table above. What is the mode of decay for strontium-81 ? (2) When the nuclide strontium-81 decays in this way: the mass number of the product nuclide is: the atomic number of the product nuclide is: the name of the product nuclide is:

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter19: Nuclear Chemistry
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Problem 62CP
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Some Radioactive Isotopes Useful in Medical Imaging
Mode of
Decay
Isotope
Half-life
Use in Medical Imaging
B+, y
B+, y
Carbon-11
Fluorine-18
Phosphorus-32
Chromium-51
Iron-59
Brain scan to trace glucose metabolism
Brain scan to trace glucose metabolism
Detect eye tumors
Diagnose albinism, image the spleen and gastrointestinal tract
Bone marrow function, diagnose anemias
Whole-body scan for tumors
Pancreas scan
Lung ventilation scan
Scan for bone diseases, including cancer
Brain, liver, kidney, bone scans; diagnosis of damaged heart muscle
Diagnosis of thyroid malfunction
Kidney scan
Heart scan and exercise stress test
20.3 m
EF
P
Cr
Fe
SGa
Se
8Kr
SSr
9Te
109 m
14.3 d
27.7 d
Gallium-67
Selenium-75
E.C., y
В, у
E.C., Y
E.C., y
44.5 d
78.3 h
118 d
81m
Krypton-81m
Strontium-81
13.3 s
22.2 m
Technetium-99m
Iodine-131
6.01 h
8.04 d
В, у
E.C., Y
Mercury-197
Thallium-201
64.1 h
201TI
E.C., y
3.05 d
(1) The radioactive isotope strontium-81 is used in medical imaging as indicated on the table above. What is the mode of decay for strontium-81 ?
(2) When the nuclide strontium-81 decays in this way:
the mass number of the product nuclide is:
the atomic number of the product nuclide is:
the name of the product nuclide is:
Transcribed Image Text:Some Radioactive Isotopes Useful in Medical Imaging Mode of Decay Isotope Half-life Use in Medical Imaging B+, y B+, y Carbon-11 Fluorine-18 Phosphorus-32 Chromium-51 Iron-59 Brain scan to trace glucose metabolism Brain scan to trace glucose metabolism Detect eye tumors Diagnose albinism, image the spleen and gastrointestinal tract Bone marrow function, diagnose anemias Whole-body scan for tumors Pancreas scan Lung ventilation scan Scan for bone diseases, including cancer Brain, liver, kidney, bone scans; diagnosis of damaged heart muscle Diagnosis of thyroid malfunction Kidney scan Heart scan and exercise stress test 20.3 m EF P Cr Fe SGa Se 8Kr SSr 9Te 109 m 14.3 d 27.7 d Gallium-67 Selenium-75 E.C., y В, у E.C., Y E.C., y 44.5 d 78.3 h 118 d 81m Krypton-81m Strontium-81 13.3 s 22.2 m Technetium-99m Iodine-131 6.01 h 8.04 d В, у E.C., Y Mercury-197 Thallium-201 64.1 h 201TI E.C., y 3.05 d (1) The radioactive isotope strontium-81 is used in medical imaging as indicated on the table above. What is the mode of decay for strontium-81 ? (2) When the nuclide strontium-81 decays in this way: the mass number of the product nuclide is: the atomic number of the product nuclide is: the name of the product nuclide is:
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