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Phosphorus-32 is a commonly used radionuclide with a half-life of 14.3 days, emitting beta particles with a maximum energy of 1.71 MeV (Million Electron Volts). The beta particles travel a maximum of 20 feet in air at maximum energy.Phosphorus-32 is a commonly used radionuclide with a half-life of 14.3 days, emitting beta particles with a maximum energy of 1.71 MeV (Million Electron Volts). The beta particles travel a maximum of 20 feet in air at maximum energy.
Does phosphorus have radiation?
Radioactive phosphorus is known as P-32. It is a radioactive form of sodium phosphate.
Does phosphorus have radioactive isotopes?
Although phosphorus (15P) has 23 isotopes from 25P to 47P, only 31P is stable; as such, phosphorus is considered a monoisotopic element. The longest-lived radioactive isotopes are 33P with a half-life of 25.34 days and 32P with a half-life of 14.268 days.
Why does phosphorus-32 undergo radioactive decay?
Phosphorus 32 (P-32) is the phosphorus isotope whose nucleus consists of 15 protons and 17 neutrons. It disintegrates by emitting a β- (1.71 MeV) particle in 32S with a half-life of 14.263 days. It is an artificial radioactive substance obtained by neutron bombardment of stable phosphorus.
Is white phosphorus radioactive?
Elemental phosphorus exists in two major forms, white phosphorus and red phosphorus, but because it is highly reactive, phosphorus is never found as a free element on Earth….
| Phosphorus | |
|---|---|
| Bulk modulus | white: 5 GPa red: 11 GPa |
| CAS Number | 7723-14-0 (red) 12185-10-3 (white) |
| History | |
| Discovery | Hennig Brand (1669) |
What radiation does phosphorus-32 emits?
beta particles Phosphorus-32 is a commonly used radionuclide with a half-life of 14.3 days, emitting beta particles with a maximum energy of 1.71 MeV (Million Electron Volts). The beta particles travel a maximum of 20 feet in air at maximum energy.
What is the electron of phosphorus?
15 electrons A neutral phosphorus atom has 15 electrons.
What radioisotopes are used in agriculture?
Fertilizers labelled with radioactive isotopes such as phosphorus-32 and nitrogen-15 have been used to study the uptake, retention and utilization of fertilizers. Excessive use of fertilizers effects biodiversity and damages the environment.
What type of radiation does phosphorus-32 release?
beta particles Phosphorus-32 is a commonly used radionuclide with a half-life of 14.3 days, emitting beta particles with a maximum energy of 1.71 MeV (Million Electron Volts). The beta particles travel a maximum of 20 feet in air at maximum energy.
What type of radioactive decay does phosphorus-32?
beta activity Phosphorus-32 has a half-life of 14 days and decays by beta activity. The maximum range of decay particles in air is 20 feet, and in tissue, 1/3 inch.
