Page 41 - Encyclopedia of Chemical Compounds 3 Vols
P. 41

Words to Know


                                       CHROMATOGRAPHY A process by which a mixture of sub-
                                          stances passes through a column consisting of some
                                          material that causes the individual components in the
                                          mixture to separate from each other.

                                       COAGULATE To make a liquid become a semisolid.

                                       COENZYME A chemical compound that works along with an
                                          enzyme to increase the rate at which chemical reactions
                                          take place.

                                       COMPOUND A substance formed of two or more elements
                                          that are chemically combined.


                                       COPOLYMER A polymer made from more than one type of
                                          monomer.

                                       COVALENT COMPOUND A compound in which the atoms are
                                          bonded to each other by sharing electrons.

                                       CROSS-LINKED Polymer chains that are linked together to
                                          create a chemical bond.


                                       CRYOGENICS The study of substances at very low tempera-
                                          tures, using substances such as liquefied hydrogen or
                                          liquefied helium.
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                                                D


                                       DECOMPOSE To break a substance down into its most basic
                                          elements.

                                       DENATURED To be made not fit for drinking.


                                       DERIVATIVE Something gotten or received from another
                                          source.

                                       DESICCANT Chemical agent that absorbs or adsorbs moisture.


                                       DIATOMIC Composed of two atoms.

                                       DISACCHARIDE A compound formed by the joining of two
                                          sugar molecules.


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