Radioactive decay, also known as nuclear decay or radioactivity, is the process
by which the nucleus of an unstable atom loses ..... Radioactive decay is seen in
all isotopes of all elements of atom...
Aug 13, 2015 ... The weak nuclear force is responsible for radioactive decay. If you are willing to
just simply accept the nucleus is unstable due to a poor ...
here are the choices. A. give off nuclear radiation. B. are broken down by
radioactive bacteria. ... Unstable atomic nuclei decay over time into stable nuclei
causing a mineral to be? radioactive. 1 person found this useful. Edit. Share to:.
Back. Next. The nuclei of some isotopes are unstable and emit radiation. ...
isotopes. Unstable nuclei split up in a process called radioactive decay and emit
radioactive radiation. ... A = atomic mass (number of protons + neutrons). Z =
Radioactive isotopes (also called radioisotopes) have unstable nuclei. ... Some
isotopes release an alpha particle during nuclear disintegration; an alpha ...
When an isotope emits a beta particle, it decays to a daughter with an atomic
Radioactive decay – also called radioactivity -- is the breakdown of an unstable ...
The theory states that an atomic nucleus consists of two subatomic particles: ...
uranium isotopes are unstable, causing them to decay and produce radiation.
What happens in the nucleus of unstable radioactive atoms? ... Beta minus decay
tends to happen with isotopes with too many neutrons to be stable (too high an ...
Over time, the nuclei of unstable isotopes spontaneously disintegrate, or
transform, in a ... When an atom undergoes radioactive decay, it emits one or
more forms of ... Let's explore what happens to a Uranium-238 Nucleus during
Atoms with unstable nuclei are constantly changing as a result of the ... When the
nucleus loses a neutron, it gives off energy and is said to be radioactive.
Mar 30, 2007 ... Nuclear Structure | Radioactivity | Alpha Decay | Beta Decay |Gamma ... The
number of protons in the nucleus, Z, is called the atomic number. ... are
approximately 270 stable isotopes, and more than 2000 unstable isotopes.