Types of radiation
High energy radiation
gamma rays
Helium nucleus
Alpha decay
An element kicks out a proton
Proton emission
14N-> __ + 0+1e
147C
Boron-11
6 neutrons
Produced through alpha decay
Alpha particle
a neutron releases an electron and turns into a proton
Beta decay
Isotope of an element that emits radiation
Radioisotope
243Am->__ + 42He
23993Np
Barium-137
81 neutrons
high speed electron or positron
Beta particle
Proton releases a positron and changes into a neutron
Positron decay
Amount of time it takes for half of a sample of radioactive material to decay
Half life
11C->__+0+1e
117N
Lead-207
125 neutrons
Similar to beta particles
Positron
Stable nucleus, same mass#, same atomic#
Gamma decay
Same # of protons different # of neutrons
Isotopes
10B+10n->__+4He
63Li
Magnesium-24
12 neutrons
3 quarks
2 positive 1 negative
Proton
same mass#, atomic# +1
Beta decay
Elementary particle or fundamental particle of matter
Quarks
234Th->__+0-1e
23489Ac
Mercury-201
121 neutrons