Atomic nucleus
A community portal about Atomic nucleus with blogs, videos, and photos. According to Wikipedia.org: The nucleus of an atom is the very dense region in its centre consisting of protons and neutrons. The size of the nucleus is in the range... [more]
A community portal about Atomic nucleus with blogs, videos, and photos. According to Wikipedia.org: The nucleus of an atom is the very dense region in its centre consisting of protons and neutrons. The size of the nucleus is in the range 1.5 to 15 fm, much smaller than the size of the atom itself, and almost all of the mass in an atom is made up from the protons and neutrons with almost no contribution from the electrons.
Rutherford’s Nuclear Model of Atom
1) Rutherford carried out experiment on the bombardment of thin (10-4 mm) Au foil with high speed positively charged a- particles emitted from Ra and gave the following observations based on this experiment,
(i) Most of the a- particles passed without any deflection.
(ii) Some of them were deflected away from their path.
(iii) Only a few (one [...]
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