What happens to the atomic number of an element when it undergoes alpha decay?
GCSE Physics - Nuclear Decay Equations #34

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Physics
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9th - 10th Grade
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It increases by 1
It remains the same
It decreases by 2
It increases by 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the alpha decay of radium-226, what is the resulting element?
Helium
Radon
Thorium
Uranium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During beta decay, what change occurs in the atomic number of the element?
It increases by 1
It decreases by 1
It remains the same
It decreases by 2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is emitted during gamma radiation?
An alpha particle
A gamma ray
A proton
A neutron
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the mass number during neutron emission?
It increases by 1
It decreases by 1
It remains the same
It increases by 2
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