Part of the IT standards and organizations glossary: An ion is an atom or group of atoms in which the number of electron s is different from the number of proton s. If the number of electrons is less than the number of protons, the particle is a positive ion, also called a cation.If the number of electrons is greater than the number of protons, the particle is a negative ion, also called an anion.When an atom of an element is short an electron, a plus sign is placed after its chemical symbol as a superscript to indicate that fact.f the number of electrons is greater than the number of protons, the particle is a negative ion, also called an anion. When an atom of an element is short an electron, a plus sign is placed after its chemical symbol as a superscript to indicate that fact.
What's your favorite kind of music? My favorite kind of music is hip-hop music because it makes me excited. I can say that one of my hobbies is listening to music. I usually listen to all kinds of music, but my one of favorites is hip-hop music. Sometimes I listen to both black music and Korean hip-hop.
Music Genre Popularity Chart on wiseGEEK: 1  Perhaps the largest music genres is rock and roll, an umbrella genre under which several other types of music can be categorized. Other major music genres include classical, folk, jazz, R&B, blues, metal, and world music. The term music genre is used to refer to a variety of facets of music, including the period during which a musical composition was written, its style, its instrumentation and treatment of those instruments, its form and function, its means of transmission, its means of dissemination, and the location of its geographical origins sometimes crossed with the cultural or ethnic background of the composer.