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Nuclear Chemistry

Across
A Soviet nuclear power plant that melted down in the 1980's, causing untold contamination to the environment and revealing a fatal flaw to Nuclear power.
The amount of time it takes for half of the radioactive particles in a sample of matter to undergo decay.
This type of radioactive particle has no mass and high penetrating power
This type of transmutation does not occur in nature and is often done by scientists using particle accelerators and other technologies.
This type of transmutation occurs in the sun, which provides Earth's biosphere with energy as a result.
This type of transmutation occurs when smaller nuclei combine to form larger nuclei.
The name of the United States project to design nuclear weapons during World War II
This scientist received the Nobel prize in both chemistry and physics and is credited with discovering Radium. She subsequently died of radiation poisoning.
An isotope of an element that is known to undergo radioactive decay.
When a radioactive particle with a short half-life is applied to medical applications and screening.
This scientist developed the general theory of relativity and discovered the relationship between energy and matter.
This type of transmutation occurs when a large nucleus fragments (breaks) into smaller nuclei.
Down
This type of radioactive particle is equivalent in mass to the nucleus of a helium atom.
One of four types of particles and energy that are emitted during nuclear reactions
The mass of a given isotope of an element.
When the nucleus of an atom undergoes change as a result of artificial or natural processes.
This scientist led the United States effort to develop atomic weapons during World War II
The process of refining Uranium into Uranium Hexafluoride for weapons material or power generation.
Two or more atoms of the same element having different number of neutrons.
This type of radioactive particle has a mass of zero and a charge of +1
This type of radioactive particle has a mass of 0 and a charge of -1