Nuclear Chemistry

Front

What is the time needed for half of a radioactive sample to decay called?

Back

Half-life

Front

What is the process of combining the nuclei of atoms to make different atoms called?

Back

Fusion

Front

What does an isotope have a different number of compared to its standard form?

Back

Neutrons

Front

Which type of nuclear radiation is emitted by beta decay?

Back

Beta radiation

Front

If the half-life of strontium-90 is 25 years, how much will remain after 100 years if the initial amount is 4.0 g?

Back

0.25 g

Front

What is nuclear fission?

Back

The process of splitting a heavy nucleus into smaller nuclei, releasing energy.

Front

What is nuclear fusion?

Back

The process of combining light nuclei to form a heavier nucleus, releasing energy.

Front

What are alpha particles?

Back

Helium nuclei emitted during alpha decay, consisting of 2 protons and 2 neutrons.

Front

What is gamma radiation?

Back

High-energy electromagnetic radiation emitted during radioactive decay.

Front

What is a radioactive isotope?

Back

An isotope that is unstable and decays over time, emitting radiation.