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A colorless, crystalline pentose sugar, C5H10O5, derived from xylan, straw, corncobs, etc., by treating with heated dilute sulfuric acid, and dehydrating to furfural if stronger acid is used.

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Gem-dimethyl group

Two methyl groups of the same carbon atom.

Radioactivity

The spontaneous disintegration of atomic nuclei.

Overlap

The interaction of orbitals on different atoms in the same region of space.

Phenol

Hydrocarbon derivative containing an [OH] group bound to an aromatic raing.

 

Linear Accelerator

A device used for accelerating charged particles along a straight line path.

Ionic Compounds

Compounds containing predominantly ionic bonding.

Electron Deficient Compounds

Compounds that contain at least one atom (other than H) that shares fewer than eight electrons.

Faraday's Law of Electrolysis

One equivalent weight of a substance is produced at each electrode during the passage of 96,487 coulombs of charge through an electrolytic cell.

Doublet

Two peaks or bands of about equal intensity appearing close together on a spectrogram.

Silicones

Polymeric organosilicon compounds, contain individual or cross-linked Si-O chains or rings in which some oxygens of SiO4 tetrahedra are replaced by other groups.