Nuclear Chemistry

Front

What has the highest penetrating power and can penetrate our body, with several cm thick of lead or several meters thick of concrete unable to stop all of it?

Back

Gamma radiation.

Front

If a sulfur atom has 16 protons, 16 electrons, and 16 neutrons, what is its atomic mass?

Back

32.

Front

What is a nuclear reaction where a nucleus splits into two smaller nuclei?

Back

Fission.

Front

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

Back

Half-life.

Front

What are negatively charged particles found outside of the nucleus called?

Back

Electrons.

Front

What is the process called where two light atomic nuclei combine to form a heavier nucleus?

Back

Fusion.

Front

What is the term for the number of protons in the nucleus of an atom?

Back

Atomic number.

Front

What is the term for the average mass of an element's isotopes, weighted by their natural abundance?

Back

Atomic mass.

Front

What type of radiation consists of helium nuclei and has low penetrating power?

Back

Alpha radiation.

Front

What is the term for the transformation of one element into another through nuclear decay?

Back

Transmutation.