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Polymeric organosilicon compounds, contain individual or cross-linked Si-O chains or rings in which some oxygens of SiO4 tetrahedra are replaced by other groups.

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Turning iron nail into copper nail

This simple chemical experiment shows the so-called process of copper plating of metal products. Copper has the ability to deposit on a metal surface.

Saturated Hydrocarbons

Hydrocarbons that contain only single bonds. They are also called alkanes or paraffin hydrocarbons.

Chemistry of the sky

Chemistry can teach us about the composition of celestial bodies and determine their age.

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.

Frequency

The number of repeating corresponding points on a wave that pass a given observation point per unit time.

Complex Ions

Ions resulting from the formation of coordinate covalent bonds between simple ions and other ions or molecules.

Law of Conservation of Matter

There is no detectable change in the quantity of matter during an ordinary chemical reaction.

Proton

A subatomic particle having a mass of 1.0073 amu and a charge of +1, found in thew nuclei of atoms.

Nonelectrolyte

A substance whose aqueous solutions do not conduct electricity.

Coke

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