M23 Nuclear Chemistry Chem

Match the following

• The process in which an atom of one element changes into an atom of another element

• Transmutation

• A fusion reaction that takes place only at very high temperatures

• Strong Nuclear Force

• The difference between the mass of a nucleus and the sum of its nucleons

• Mass defect

• A force that acts only on subatomic particles that are extremely close together

• Thermonuclear Reaction

Tags

NGSS.HS-PS1-8

Match the following

• Isotopes of atoms with unstable nuclei that emit radiation

• Radioisotope

• The area on a graph plotting neutrons and protons within which all stable nuclei are found

• Ionizing radiation

• Radiation energetic enough to ionize matter with which it collides

• Band of stability

• A way of determining the age of very old objects using radioactive materials

• Radiochemical dating

• Artificial production of nuclear react that involves striking nuclei w/ high-velocity charged partic

• Induced transmutation

Tags

NGSS.HS-PS1-8

Match the following

• A proton or neutron

• Radiotracer

• A radioisotope that emits non-ionizing radiation

• Critical mass

• A form of high-energy electromagnetic radiation

• X-ray

• Describes a sample of fissionable material that is massive enough to sustain a chain reaction

• Nucleon

Tags

NGSS.HS-PS1-8

Match the following

• Nuclear reactions beginning with an unstable nucleus and result to form a stable nucleus

• Electron capture

• Reactors able to produce more fuel than they use

• Radioactive decay series

• Any element with an atomic number greater than 92

• Transuranium element

• A transmutation process brought about when an electron is absorbed by a nucleus

• Breeder Reactor

Tags

NGSS.HS-PS1-8

The most penetrating form of nuclear radiation is

• gamma rays

• beta rays

• alpha rays

• positrons

In an atom, the strong nuclear force acts on

• protons and neutrons

• protons only

• protons, neutrons, and electrons

• neutrons only

During the process of electron capture, an electron from outside the nucleus joins with a proton to form...

• a neutron

• a gamma ray

• a positron

• another proton

Tags

NGSS.HS-PS1-8

The half life of calcium-47 is about 5 days. Starting with 64g of this isotope, what would be the amount remaining after 20 days?

• 8g

• 16g

• 4g

• 32g

Tags

NGSS.HS-PS1-8

One product of all nuclear fusion reaction is

• a larger nucleus

• electrons

• protons

• neutrons

Tags

NGSS.HS-PS1-8

Mass is lost or gained in ___.

• all nuclear fusion reactions

• all chemical reactions

• all nuclear fission reactions

• all chemical and nuclear reactions

Tags

NGSS.HS-PS1-8