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The solvent used in the process of elution, as in liquid chromatography.

 

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Gas of rotten eggs

If you happen to break a rotten egg, then you know the smell of hydrogen sulfide, because the stench of the spoiled egg depends on of its presence in rotting protein substances.

Salt and its use in everyday life

Cooking salt is a product that is available in every kitchen, and it’s not as simple as it seems. The history of this product shows that it was valued like gold.

Solute

The dispersed (dissolved) phase of a solution.

Coke

An impure form of carbon obtained by destructive distillation of coal or petroleum.

Biodegradability

The ability of a substance to be broken down into simpler substances by bacteria.

 

Aromatic Hydrocarbons

Benzene and its derivatives.

Polyprotic Acid

An Acid that can form two or more hydronium ions per molecule, often a least one step of ionization is weak.

Alkyl Group

A group of atoms derived from an alkane by the removal of one hydrogen atom.

Eluate

Solvent (or mobile phase) which passes through a chromatographic column and removes the sample components from the stationary phase.

Ternary Compound

A compound consisting of three elements, may be ionic or covalent.