Nuclear Chemistry Crossword
Chernobyl
site of 1986 nuclear disaster
gamma decay
nuclear radiation that has no mass and no charge
half life
the time required for half of a sample of a radioactive isotope to break down by radioactive decay to form a daughter isotope
alpha
the type of radiation that can be blocked with a sheet of paper
radiation
energy that is transferred by electromagnetic waves or by high speed particles or photons leaving the nucleus of an atom
atomic number
the number of protons in the nucleus of an atom
transuranium
_______________ element is an element with more than 92 protons in its nucleus
fusion
the process by which two smaller nuclei are joined to form a larger nucleus with the release of large amounts of energy
positron
particle with the same mass as an electron but opposite charge
beta
the type of radiation that can be blocked by
geigercounter
a gas filled metal tube used to detect the presence of radiation
electroncapture
an inner orbital electron that is captured by the nucleus of its own atom
hydrogen bomb
a nuclear explosive that derives its explosive energy from nuclear fusion
ion
a charged particle formed when a neutral atom or a neutral molecule gains or loses one or more electrons
electron
a subatomic particle that has a negative charge and is found outside the nucleus
helium atom
an alpha particle is identical to
atom
the smallest unit of an element that maintains the chemical properties of that element
isotopes
nuclei which have the same number of protons, but a different number of neutrons
fission
the process by which a large nucleus splits into two medium sized nuclei with the release of extra neutrons and a large amount of energy
carbon 14
the radioisotope commonly used in dating archaeological artifacts