1
Q
Radioisotope
A
Different mass isotopes of an element that are radioactive
2
Q
Radioactive decay
A
The process of radiation from a radioactive isotope to a stable one
3
Q
Half life
A
The time it takes for half of a radioactive substance to become stable
4
Q
Alpha Decay
A
Release of He particle (2 pro, 2 neu)
5
Q
Cause for alpha decay
A
Too many protons/not enough neutrons
6
Q
Beta Decay
A
One neutron turns into one proton + one electron
7
Q
Cause for beta decay
A
Too many neutrons
8
Q
Gamma decay
A
Energy released in gamma wave, no atomic change
IB Chemistry SL
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