Click one of the letters above to advance the page to terms beginning with that letter.
A unitA particular measure of a physical quantity that is used to express the magnitude of the physical quantity; for example, the meter is the unit of the physical quantity, length. of length equal to 100 pm or 10-10 m.
Describing the relationship between two groups attached to carbon atomsThe smallest particle of an element that can be involved in chemical combination with another element; an atom consists of protons and neutrons in a tiny, very dense nucleus, surrounded by electrons, which occupy most of its volume. on a benzene-like ring which have one carbon atom between them.