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What happens to a radioactive nucleus when it emits alpha particle and What happens to a radioactive nucleus when it emits alpha particle?
When a radioactive nucleus emits an alpha particle, it decreases by two protons and two neutrons. This results in a new nucleus with a lower atomic number by 2 and lower mass number by 4. The emitted alpha particle is a helium nucleus (2 protons and 2 neutrons) and carries a positive charge.
What change in mass occurs when a radioactive atom emits an alpha particle?
4 from the alpha. Betas have negligible mass and gammas have no mass.
What is lost from the nucleus of atom when it emits an alpha particle?
When an atom emits an alpha particle, it loses two protons and two neutrons from its nucleus. This results in a new element being formed with an atomic number that is two less than the original element.
What element does thorium become if it emits an alpha particle?
The nuclear reaction is: 232Th--------------- 228Ra + α
When radium-226 decays to form radon-222 the radium nucleus emits a?
When Radium-226 decays to form Radon-222, the Radium nucleus emits an alpha particle. The atomic number goes down by 2, and the mass number goes down by 4, matching the atomic number and mass number of the alpha particle.
What element does californium make when it emits an alpha particle?
When californium emits an alpha particle, it creates curium.
What element does thorium-230 decay when it emits an alpha particle?
Thorium-230 decays into radium-226 when it emits an alpha particle.
What happens to a radioactive nucleus when it emits alpha particle and What happens to a radioactive nucleus when it emits alpha particle?
When a radioactive nucleus emits an alpha particle, it decreases by two protons and two neutrons. This results in a new nucleus with a lower atomic number by 2 and lower mass number by 4. The emitted alpha particle is a helium nucleus (2 protons and 2 neutrons) and carries a positive charge.
What change in mass occurs when a radioactive atom emits an alpha particle?
4 from the alpha. Betas have negligible mass and gammas have no mass.
When radium atomic number 88 emits an alpha particle the resulting nucleus has atomic numbers?
226Ra------------alpha particle----------222Rn (radon, a radioactive gas)
What is the change in the atomic number when the atom emits an alpha particle?
The atomic number will decrease by 2, the number of protons in the emitted alpha particle. An alpha particle is a helium-4 nuclei with two protons and two neutrons.
What is lost from the nucleus of atom when it emits an alpha particle?
When an atom emits an alpha particle, it loses two protons and two neutrons from its nucleus. This results in a new element being formed with an atomic number that is two less than the original element.
What element does thorium become if it emits an alpha particle?
The nuclear reaction is: 232Th--------------- 228Ra + α
Which radioisotope emits an alpha particle?
Polonium-210 is an example of a radioisotope that emits alpha particles.
When radium-226 decays to form radon-222 the radium nucleus emits a?
When Radium-226 decays to form Radon-222, the Radium nucleus emits an alpha particle. The atomic number goes down by 2, and the mass number goes down by 4, matching the atomic number and mass number of the alpha particle.
What element is formed when Ra emits an alpha particle?
When radium (Ra) emits an alpha particle, it transforms into radon (Rn). This process is also known as alpha decay, where an alpha particle is released from the nucleus of the radium atom, resulting in the formation of a new element.
When a Uranium 238 emits an alpha particle the nucleus left behind has how many protons?
When a Uranium-238 emits an alpha particle, it loses 2 protons and 2 neutrons. The resulting nucleus, Thorium-234, has 90 protons.
