alpha decay energies

Alpha decay is the phenomenon of emission of an a - particle from radioactive nucleus...

- particle and forms an inert gas radon The transformation is given by Both the mass (226 - 4 = 222) and the charge (88 - 2 = 86) must be conserved. Radon is unstable and also decays with the emission of an α - particle: Radium emits γ - rays as well as..

A phenomenon of emission of an electron from a radioactive nucleus...

A radioactive nucleus or element emits an alpha or a beta particle and gets converted into a new nucleus or elemen..

They are deflected by electric and magnetic fields. The deflection is less compared to that of b particles, because a particles are heavy. They affect a photographic plate and cause fluorescence on striking a fluorescent material. They ionise the gas through which they pass. The mass..

Mass Energy Relation - Einstein derived a formula given the relation between mass and energy as E = mc 2 . Here 'm' is the mass, 'c' is the velocity of light and 'E' is the energy. This equation has given equal states to mass and energy. It states that a mass..

The Electric Potential Energy - The electric potential energy of the alpha particle at the distance of closest approach from the nucleus was found to be equal to Potential energy x charge on a partic..

. Lead is the most stable element. In many of the intermediate steps, the nucleus gets rid of some energy by emitting gamma radiation along with alpha or beta ray..

. When a nucleus emits radiation it is said to decay. Rays from radioactive isotopes are dangerous to living things but are also useful in variety of ways. Exposure to large amounts of radiation is harmful to health. All radioactive materials should always be handled with care and kept in..

Radioactivity Spontaneous emission of active rays by certain unstable elements. Three types of radiations are: (i) Alpha particles He 2 + ion (Helium nuclei). (ii) Beta - rays - consist of electrons. (iii) Gamma - rays - High energy electromagnetic rays. Emission of ..