Radioactive decay practice with elements from the periodic table
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Juan Almonte
FREE Resource
Student preview

6 questions
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1.
FLASHCARD QUESTION
Front
1. Radium-226 is used in cancer treatment. If a radium-226 nucleus emits an alpha particle, what is the resulting element?
Back
Radon-222 (₈₆Rn²²²)
2.
FLASHCARD QUESTION
Front
2. Carbon-14 is commonly used in radiocarbon dating. When a carbon-14 atom undergoes beta decay, what is the resulting element?
Hint: Beta decay increases the atomic number by 1
Back
Nitrogen-14 (₇N¹⁴)
3.
FLASHCARD QUESTION
Front
3. Uranium-238 is used as fuel in nuclear power plants. If a uranium-238 nucleus emits an alpha particle, what is the new element formed?
Back
Thorium-234 (₉₀Th²³⁴)
4.
FLASHCARD QUESTION
Front
4. Cobalt-60 is used in radiotherapy for treating cancer. When cobalt-60 emits a gamma ray, what element remains?
Back
Cobalt-60 (₂₇Co⁶⁰) (same element)
5.
FLASHCARD QUESTION
Front
5. Thorium-230 is found in the decay chain of uranium. After emitting an alpha particle, what is the resulting element?
Back
Radium-226 (₈₈Ra²²⁶)
6.
FLASHCARD QUESTION
Front
6. Americium-241 is used in smoke detectors. If americium-241 emits an alpha particle, what element remains?
Back
Neptunium-237 (₉₃Np²³⁷)
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