Exam 16: Nuclear Chemistry

The main problem that nuclear reactors have when uranium-235 serves as the fuel is ________.

An beta particle may be represented by ________.

The daughter isotope of 203Po when it undergoes alpha-emission is 207Pb.

Match each of the transformations with its process. -40K ? 40Ar

When an unstable nucleus emits a beta particle ________.

A fission reaction is always endothermic.

For the following nuclear reactions, supply the missing isotope, or elementary particle. -137Nd → 24Mg + ________

The daughter isotope of 200Hg when it undergoes alpha-emission is 196Pt.

When an unstable nucleus expels a positron ________.

Match each isotope with its location on the band of stability. -cobalt-60

When carbon-14 is converted to nitrogen-14 ________.

Match each of the isotopes with the daughter isotope produced via an alpha-emission. -livermorium-290

An electron is an example of a nucleon.

For the following nuclear reactions, supply the missing isotope, or elementary particle. -146Sm → ________ + 142Nd

For the following nuclear reactions, supply the missing isotope, or elementary particle. -37Ar + -1e → ________

A nuclear reaction involves much higher energies than a chemical reaction.

The only element whose most stable isotope has n/p < 1 is ________.

When an unstable nucleus emits an alpha particle ________.

The n/p > 1 ratio appears in elements whose atomic number is greater than 24.

Which of the following half-lives is the most stable for an isotope?