chemistry

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chemistry

 [kem´is-tre]
the science that treats of the elements and atomic relations of matter, and of the various compounds of the elements.
colloid chemistry chemistry dealing with the nature and composition of colloids.
inorganic chemistry the branch of chemistry dealing with compounds that do not contain carbon-carbon bonds (inorganic compounds).
organic chemistry the branch of chemistry dealing with organic compounds, those characterized by carbon-carbon bonds, i.e., all compounds containing carbon except oxides of carbon, carbides, and carbonates.

chem·is·try

(kem'is-trē),
1. The science concerned with the atomic composition of substances, the elements, and their interreactions, as well as the formation, decomposition, and properties of molecules.
2. The chemical properties of a substance.
3. Chemical processes.
[G. chēmeia, alchemy]

chem·is·try

(kem'is-trē)
1. The science concerned with the atomic composition of substances, the elements and their interreactions, and the formation, decomposition, and properties of molecules.
2. The chemical properties of a substance.
3. Chemical processes.
[G. chēmeia, alchemy]

chem·is·try

(kem'is-trē)
Science concerned with atomic composition of substances, the elements, and their interreactions.
[G. chēmeia, alchemy]
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Four years ago, she wrote an open letter about Gibraltar Chemical Resources, whose toxic waste injection wells were located just south of her home.
Units include: (1) Chemistry Basic Skills; (2) Water; (3) Air and Climate; (4) Chemical Resources; (5) Organic Chemistry; (6) Petroleum; (7) Nuclear Chemistry; and (8) Chemical Industry.
Concern about lost species fuels this rush, as does a growing appreciation of the untapped pharmacological and chemical resources in many of these organisms.

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