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A beta particle, also called beta ray or beta radiation (symbol β), is a high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus during the process of beta decay. There are two forms of beta decay, β− decay and β+ decay, which produce electrons and positrons respectively.
What is emitted in beta minus?
In electron emission, also called negative beta decay (symbolized β−-decay), an unstable nucleus emits an energetic electron (of relatively small mass) and an antineutrino (with little or possibly no rest mass), and a neutron in the nucleus becomes a proton that remains in the product nucleus.
What are beta particles and where are they emitted released from?
A beta particle is emitted from the nucleus of an atom during radioactive decay. The electron, however, occupies regions outside the nucleus of an atom. The beta particle, like the electron, has a very small mass compared to the proton or neutron.
What particle is emitted in beta minus decay?
In beta minus decay, a neutron decays into a proton, an electron, and an antineutrino: n Æ p + e – +. In beta plus decay, a proton decays into a neutron, a positron, and a neutrino: p Æ n + e+ +n.
What happens when beta particle is emitted?
When a β particle is emitted, a neutron is converted to a proton. So the atomic number increases by 1.
How do you calculate beta particle emitted?
To find the alpha particle subtract the atomic masses of X and Y and divide it with 4 and for beta particles use the formula Atomic no of X= Atomic no. of Y + 2α-β.
What is the source of the beta particle emitted from the nucleus?
The beta particle, which may be either negatively charged (negatrons) or positively charged (positrons), originates from the nucleus of an atom. A beta particle is emitted from the nucleus of an atom during radioactive decay. The electron, however, occupies regions outside the nucleus of an atom.
What is emitted during the beta decay process?
Two types of beta decay can occur. One type (positive beta decay) releases a positively charged beta particle called a positron, and a neutrino; the other type (negative beta decay) releases a negatively charged beta particle called an electron, and an antineutrino.
Are beta particles electrons?
What are beta particles? Beta particles (β) are high energy, high speed electrons (β-) or positrons (β+) that are ejected from the nucleus by some radionuclides during a form of radioactive decay called beta-decay. Beta-decay normally occurs in nuclei that have too many neutrons to achieve stability.
Are beta particles electromagnetic waves?
electromagnetic radiation, such as radio waves, microwaves, infrared, visible light, ultraviolet, x-rays, and gamma radiation (γ) particle radiation, such as alpha radiation (α), beta radiation (β), proton radiation and neutron radiation (particles of non-zero rest energy)
