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22 flashcardsby elijah
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1
basic forces of nature
nuclear
emf
gravitational force
2
responsible for particle decay/weak force
nuclear
3
Lorenz force/force between positive nd negative chargeporaeaokm per
emf
4
attraction between 2 objects that have mass or energy
gravitational force
5
the
nucleus spontaneously emits particles and energy and
transforms itself into another atom
radioactive decay
6
any nuclear arrangement is called
nuclide
7
result of alpha, beta, gamma rays
radioactive decay
8
nuclei that undergo radioactive decay
radionuclides
9
a general term that refers to all known isotopes
nuclides
10
responsible for emission, has the same number of proton
radioisotopes
11
positive electron
positron
12
T1/2 reduced capability to emit radiation
half life
13
radioactive decay of atom
alpha decay
beta decay
gamma ray emission
electron capture
14
alpha decay is kasing bigat ng _
helium
15
heaviest
more violent process
2 protons nd neutrons
must be extremely unstable
can be stopped by a piece of paper or tissue
alpha decay
16
electron created in the nucleus with considerable kinetic energy and escapes from the atom
happens inside nucleus
beta decay
17
emr of the shortest wavelength and highest energy
gamma ray emission
18
capturing of electron from inner shell and converting it into the ejected charge inside the nucleus
electron capture
19
types of half life
physical
biological
effective
20
this is defined as a period required to reduce the redioactivity level of a source to exactly one half its original value due solely to radioactive decay
physical half life
21
period required to reduce the amount of a drug in an organ or the body to exactly one half of its original value
biological half life
22
both by elimination and decay
effective half life
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