Simply by observing the existence of the Cherenkov radiation from a particle, one can determine its relative velocity with respect to the light speed in medium. Knowing that, one can determine the particle momentum.
It is a ring formed carbon skeleton. The smallest possible cyclic hydrocarbon is cyclopropane (triangular C3H6) together with cyclobutane both being rather unstable (degration to linear propene and 1-butene). Five and six membered rings are quite common.
The Ring Carbons can be arranged in a ring, such as cyclobutane. Unsaturated Hydrocarbons A hydrocarbon that contains one or more double or triple bonds is an unsaturated hydrocarbon. There are three types of unsaturated hydrocarbons alkenes, alkynes, and aromatic hydrocarbons.Alkenes Many fruit bearing plants produce ethene, which controls the rate at which fruits ripening. Alkynes Alkynes are the most reactive hydrocarbon compounds.here are three types of unsaturated hydrocarbons alkenes, alkynes, and aromatic hydrocarbons. Alkenes Many fruit bearing plants produce ethene, which controls the rate at which fruits ripening. Alkynes Alkynes are the most reactive hydrocarbon compounds.