Section 25.1
Nuclear Radiation
Practice Test
1.
What are isotopes of atoms with unstable nuclei called?
SC.A.2.4.3
a.
radioactivity
b.
radiation
c.
radioactive decay
d.
radioisotopes
Hint
2.
Unstable atomic nuclei emit radiation to __________.
SC.A.2.4.3
a.
gain electrons
b.
attain more stable atomic configurations
c.
gain neutrons
d.
lose protons
Hint
3.
What particle emitted during radioactive decay has a mass of 4 amu?
SC.A.2.4.3
a.
delta particle
b.
alpha particle
c.
gamma particle
d.
beta particle
Hint
4.
The type of radiation that has the greatest penetrating ability is ___________.
SC.A.2.4.3
a.
gamma radiation
b.
delta radiation
c.
beta radiation
d.
alpha radiation
Hint
5.
Which particle emitted during radioactive decay is indistinguishable from an electron?
SC.A.2.4.3
a.
delta particle
b.
gamma particle
c.
alpha particle
d.
beta particle
Hint
