Tagged: The nonmetals

Sodium chloride 0

What are the types and properties of salts?

The salts The salts are ionic compounds that result from the the neutralization reaction of an acid and a base, they are  composed due to the combination of a positive ion ( or a positive...

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.

Modern periodic Table 0

The attempts of the elements classification

The elements The scientists classified the elements according to their properties to facilitate their study and to find a relationship between the elements, and their chemical and physical properties.