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The direct vaporization of a sold by heating without passing through the liquid state.

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Basic Anhydride

The oxide of a metal that reacts with water to form a base.

Phenol

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

 

Amine

Derivatives of ammonia in which one or more hydrogen atoms have been replaced by organic groups.

xylic acid

Any of six colorless, crystalline, isomeric acids having the formula C9H10O2, derived from xylene.

yttrium metal

Any of a subgroup of rare-earth elements, of which the cerium and terbium metals comprise the other two subgroups.

Energy

The capacity to do work or transfer heat.

Spectrum

Display of component wavelengths (colours) of electromagnetic radiation.

Saccharic

of or derived from saccharin or a saccharine substance.

 

Dimer

Molecule formed by combination of two smaller (identical) molecules.

Fat

Solid triester of glycerol and (mostly) saturated fatty acids.