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Equation that results from canceling spectator ions and eliminating brackets from a total ionic equation.

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Molecule

The smallest particle of an element or compound capable of a stable, independent existence.

High Spin Complex

Crystal field designation for an outer orbital complex, all t2g and eg orbitals are singly occupied before any pairing occurs.

Optical Activity

The rotation of plane polarized light by one of a pair of optical isomers.

 

Polarimeter

A device used to measure optical activity.

xylic acid

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

Allotropes

Different forms of the same element in the same physical state.

Explosive

A chemical or compound that causes a sudden, almost instantaneous release or pressure, gas, heat and light when subjected to sudden shock, pressure, high temperature or applied potential.

Activation Energy

Amount of energy that must be absorbed by reactants in their ground states to reach the transition state so that a reaction can occur. In other words, activation energy is the minimum energy required for a chemical reaction to occur.

Hydrogen Bond

A fairly strong dipole-dipole interaction (but still considerably weaker than the covalent or ionic bonds) between molecules containing hydrogen directly bonded to a small, highly electronegative atom, such as N, O, or F.

Isomers

Different substances that have the same formula.