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A large molecule consisting of chains or rings of linked monomer units, usually characterized by high melting and boiling points.

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Basic Salt

A salt containing an ionizable OH group.

Aldehyde

Compound in which an alkyl or aryl group and a hydrogen atom are attached to a carbonyl group and a hydrogen atom are attached to a carbonyl group, general formula, O-R-C-H

 

Electrophile

Positively charged or electron-deficient.

Percent Composition

The mass percent of each element in a compound.

Three ways to make patina at home

The first way is ammonia patination. To do this, take a plastic container. Put a couple of paper or ordinary towels at the bottom. Moisten them with ammonia. Then sprinkle with large table salt.

xylene

Any of three oily, colorless, water-insoluble, flammable, toxic, isomeric liquids, C8H10, of the benzene series, obtained mostly from coal tar: used chiefly in the manufacture of dyes.

Molecular Orbital Theory

A theory of chemical bonding based upon the postulated existence of molecular orbitals.

Hydration Energy

The energy change accompanying the hydration of a mole of gase and ions.

Osmotic Pressure

The hydrostatic pressure produced on the surface of a semipermable membrane by osmosis.

Salt Bridge

A U-shaped tube containing electrolyte, which connects two half-cells of a voltaic cell.