Tagged: The metals

Acids and bases 1

The importance and properties of the bases (alkalis)

The bases (alkalis) The bases are the substances that dissociate in the water producing the negative hydroxide ions (OH–), Examples of some bases such as sodium hydroxide (the caustic soda) NaOH, calcium hydroxide (lime...

Acids 0

The types and properties of the acids

Types of the compounds There are a countless number of existing compounds, they can be classified according to their properties only into the acids, the bases (alkalis), the oxides and the salts.

covalent bonds 0

What are the types of covalent bonds?

The covalent bond The covalent bond is a bond occurred among the atoms of nonmetals through the participation of each atom with the same number of electrons to complete the outer electron shell.