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An arrangement of elements in order of increasing atomic numbers that also emphasizes periodicity.

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Most Popular

Cis-Trans Isomerism

A type of geometrical isomerism related to the angles between like ligands.

Can water burn?

It’s known that water consists of atoms of molecules of oxygen and hydrogen. Since any compound with oxygen indicates the ability of the substance to burn, water is no exception. Thus, water has a surprising property of already "burnt out" compound.

Greenhouse Effect

Trapping of heat at the surface of the earth by carbon dioxide and water vapour in the atmosphere.

Oxidation Numbers

Arbitrary numbers that can be used as mechanical aids in writing formulas and balancing equations, for single- atom ions they correspond to the charge on the ion, more electronegative atoms are assigned negative oxidation numbers (also called Oxidation states).

Dispersed Phase

The solute-like species in a colloid.

Group

A vertical column in the periodic table, also called a family.

Coke

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

Nonelectrolyte

A substance whose aqueous solutions do not conduct electricity.

Reactants

Substances consumed in a chemical reaction.

Capillary

A tube having a very small inside diameter.