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Chem Project-Heiss

Nuclear Reaction 
Horizontales
When a radiated energy is retained on passing through a medium
Elements are converted from one to another
The time taken for the radioactivity of a specified isotope to fall to half of its original Value
The subatomic particle with a positive charge that is in the nucleus
The nucleus emits a particle with 2 protons and 2 neutrons
Has 2 protons and 2 neutrons
A process by which an unstable atom becomes more stable by the addition of an electron is added to the nucleus
Where the electrons are when they go around the nucleus
The nucleus of a particular isotope
Number of protons in the nucleus
What is the name of the product isotope formed when Promethium-142 undergoes beta decay?
The change of one chemical element to another
The subatomic particle with no charge that is in the nucleus
Verticales
What is the name of the product isotope formed when sodium-22 undergoes electron capture?
Involves the emission of electromagnetic energy but no particles are emitted
There are an equal number of protons but different number of electrons
The spontaneous disintegration of a radioactive substance with the emission of ionizing radiation
A high-speed electron emitted in the decay of a radioactive isotope
Number of protons and neutrons in the nucleus
Consists of a nucleus made of protons and neutrons orbited by electrons
Ejection of a particle that removes one proton from the atom
Substance made entirely from one type of atom
A postive electron
Combination of 2 or more nuclei to form a third, different nucleus
The subatomic particle with a negative charge
What is the name of the product isotope formed when Polonium- 212 undergoes alpha decay?
Production of 2 smaller daughter nuclides from one larger nuclide