WorksheetsNuclear Chemistry
Total questions: 13
Worksheet time: 8mins
An isotope that has an unstable nucleus is called a(n):
(a)
The three types of nuclear radiation are _______ radiation, _________radiation, and _____________ radiation.
alpha, beta, and gamma
theta, beta, and kappa
alpha, beta, positron
After one ____________ of a radioactive element, half of the original radioactive material remains.
half-life
cycle
decay
The conversion of an atom of one element to an atom of another element is called (a) .
In a(n) ___________, particles released from one nuclear reaction collide with other particles and cause more nuclear reactions.
nuclear fission reaction
nuclear fusion reaction
In ___ _____reactions, small nuclei combine, producing a large nucleus and releasing large amounts of energy.
nuclear fission
nuclear fusion
Radioisotopes are used to both ___________ and ________ medical problems.
(a)
spontaneous emission from the nucleus of an atom
positron
radioactivity
alpha particle
gamma radiation
beta particle
emitted helium nucleus
positron
radioactivity
alpha particle
gamma radiation
beta particle
energetic electron from decomposed neutron
positron
radioactivity
alpha particle
gamma radiation
beta particle
high-energy photons emitted by a radioisotope
positron
radioactivity
alpha particle
gamma radiation
beta particle
particle of charge +1 and mass equal to that of an electron
positron
radioactivity
alpha particle
gamma radiation
beta particle
radiation detector that makes use of a gas-filled metal tube
scintillation counter
Geiger counter
neutron moderation
neutron absorption
film badge
