Front

What is alpha decay?

Back

A type of radioactive decay in which an atomic nucleus emits an alpha particle, consisting of 2 protons and 2 neutrons, resulting in a new element.

Front

What is the result of the alpha decay of Astatine-209?

Back

Bismuth-205 is produced along with an alpha particle.

Front

What particle is emitted when Uranium-238 decays into Thorium-234?

Back

An alpha particle.

Front

What force holds the nucleus of an atom together?

Back

The Strong Nuclear Force.

Front

Identify the isotope 59_26X.

Back

Iron-59.

Front

What is the symbol for beta decay?

Back

Beta (β).

Front

What is a beta particle?

Back

A beta particle is a high-energy, high-speed electron or positron emitted during radioactive decay.

Front

What is gamma radiation?

Back

Gamma radiation is a form of electromagnetic radiation emitted from the nucleus of an atom during radioactive decay.

Front

What is the difference between alpha, beta, and gamma radiation?

Back

Alpha radiation consists of helium nuclei, beta radiation consists of electrons or positrons, and gamma radiation consists of high-energy photons.

Front

What happens to the atomic number during alpha decay?

Back

The atomic number decreases by 2.