Compound in which a carbonyl group is bound to two alkyl or two aryl groups, or to one alkyl and one aryl group.
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Diamond is a crystalline modification of pure carbon formed in the deep interior of the Earth, in the upper mantle at depths of more than 80-100 kilometers, at exceptionally high pressure and temperature. It is the most precious stone, the hardest and most wear-resistant mineral, the most...
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Nucleus
The very small, very dense, positively charged center of an atom containing protons and neutrons, as well as other subatomic particles.
Chemical Hygiene Officer (CHO)
A person or employee who is qualified by training or experience to provide technical guidance in the development and implementations of the provisions of a Chemical Hygiene Plan (CHP)
Denatured
A commercial term used to describe ethanol that has been rendered unfit for human consumption because of the addition of harmful ingredients to make it sales tax-expempt.
Polydentate
Refers to ligands with more than one donor atom.
Particulate Matter
Fine divided solid particles suspended in polluted air.
Kinetic Energy
Energy that matter processes by virtue of its motion.
Coke
An impure form of carbon obtained by destructive distillation of coal or petroleum.
Electron Deficient Compounds
Compounds that contain at least one atom (other than H) that shares fewer than eight electrons.
Compressed Gas
A gas or mixture of gases having, in a container an absolute pressure exceeding 40 psi at 21.1°C (70°F)
Substance
Any kind of matter all specimens of which have the same chemical composition and physical properties.
