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Compounds with different arrangements of groups on either side of a bond with restricted rotation, such as a double bond or a single bond in a ring, for example cis-trans isomers of certain alkenes. Stereoisomers that are not mirror images of each other, also known as position isomers.

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Born-Haber Cycle

A series of reactions (and accompanying enthalpy changes) which, when summed, represents the hypothetical one-step reaction by which elements in their standard states are converted into crystals of ionic compounds (and the accompanying enthalpy changes.)

Debye

The unit used to express dipole moments.

Photochemical Oxidants

Photochemically produced oxidizing agents capable of causing damage to plants and animals.

Optical Activity

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

 

Carbanion

An organic ion carrying a negative charge on a carbon atom.

Peroxide

A compound containing oxygen in the -1 oxidation state. Metal peroxides contain the peroxide ion, O22

Ostwald Process

A process for the industrial production of nitrogen oxide and nitric acid from ammonia and oxygen.

Adsorption

Adhesion of a species onto the surfaces of particles.

Polydentate

Refers to ligands with more than one donor atom.

Chemistry is a familiar school subject

Everyone liked to observe the reaction of reagents. But few know interesting facts about chemistry, which we will discuss in this article.