1.
Which type of radioactive decay doesnt change the atomic number?
A
alpha
B
beta
C
gamma
D
All forms of radioactive decay affect the atomic number
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Which type of radioactive decay doesnt change the atomic number?
alpha
beta
gamma
All forms of radioactive decay affect the atomic number
What form of radioactive decay reduces the atomic number or number of protons by 2?
alpha decay
beta decay
gamma decay
None of the above
Isotopes of an element have different numbers of:
protons
neutrons
electrons
Radioactivity that takes the form of high energy electromagnetic waves would be:
alpha
beta
gamma
zeta
Quick electron emissions are called:
alpha decay
beta decay
gamma decay
radioactive half-life
What is it called when two atomic nuclei are combined?
nuclear fission
nuclear fusion
nuclear decay
chain reaction
Particles that are helium nuclei are called:
alpha particles
beta particles
gamma particles
There are no particles that are helium nuclei
Whether or not a nuclear fission reaction becomes self-sustaining depends on the release of:
energy
protons
neutrons
electrons
Radioactivity is spontaneous and random.
true.
false.
When unstable nuclei undergo radioactive decay, they emit three types of radioactivity. Which is not one of them?
alpha
beta
gamma
delta