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Refers to chemical similarities in the Periodic Table of elements of Period 2 to elements of Period 3 one group to the right, especially evident toward the left of the periodic table.

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Coordinate Covalent Bond

A covalent bond in which both shared electrons are donated by the same atom, a bond between a Lewis base and a Lewis acid.

Phase Diagram

Diagram that shows equilibrium temperature-pressure relationships for different phases of a substance.

Condensed States

The solid and liquid states.

Coordination Number

In describing crystals, the number of nearest neighbours of an atom or ion. The number of donor atoms coordinated to a metal.

Polymerization

The combination of many small molecules to form large molecules.

Indicators

For acid-base titrations, organic compounds that exhibit different colors in solutions of different acidities, used to determine the point at which reaction between two solutes is complete.

Heterogeneous Mixture

A mixture that does not have uniform composition and properties throughout.

Viscosity

Resistance offered by the molecules of a liquid to flow is termed as viscosity.

Dermal toxicity

Adverse health effects resulting from skin exposure ot a substance.

Liquid Aerosol

Colloidal suspension of liquid in gas.