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Refers to an optically active substance that rotates the plane of plane polarized light counterclockwise, also called levo.

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Periodicity

Regular periodic variations of properties of elements with atomic number (and position in the periodic table).

Transition State Theory

Theory of reaction rates that states that reactants pass through high-energy transition states before forming products.

Crystalline Solid

A solid characterized by a regular, ordered arrangement of particles.

Where is ozone used?

Ozone is widely used in various areas of our life. It is used in medicine, in industry, in everyday life.

Combination Reaction

Reaction in which two substances (elements or compounds) combine to form one compound.

Delocalization

Of electrons, refers to bonding electrons that are distributed among more than two atoms that are bonded together, occurs in species that exhibit resonance.
The formation of a set of molecular orbitals that extend over more than two atoms, important in species that valence bond theory describes in terms of resonance.

Electromagnetic Radiation

Energy that is propagated by means of electric and magnetic fields that oscillate in directions perpendicular to the direction of travel of the energy.

Denaturation

A process pertaining to a change in structure of a protein form regular to irregular arrangement of the polypeptide chains.

Ion

An atom or a group of atoms that carries an electric charge.

Law of Definite Proportions (Law of Constant Composition)

The law stating that a pure substance will always have the same percent by weight. Different samples of a pure compound always contain the same elements in the same proportions by mass.