Atomic model of Bohr (shell model)

Bohr’s atomic model

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This article provides answers to the following questions, among others: What is meant by a shell?What is a postulate?What distinguishes the ground state of an atom?How...
Electron configuration

Bohr-Sommerfeld model

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This article provides answers to the following questions, among others: What main innovation did Sommerfeld introduce?How many sub shells does a main shell have?How many electrons...
Noble gas configuration

Octet rule

This article provides answers to the following questions, among others: Why do atoms enter into chemical bonds with other atoms?What distinguishes the noble gas configuration?What is...
Covalent bonding

Covalent bonding

This article provides answers to the following questions, among others: How is the noble gas configuration achieved in a covalent bond?Between which types of elements does...
Ionic bound of common salt (table slat)

Ionic bonding

This article provides answers to the following questions, among others: How is the noble gas configuration achieved by an ionic bonding?Between which types of elements does...
Metallic bonding of aluminum

Metallic bonding

This article provides answers to the following questions, among others: How is the noble gas configuration achieved in a metal bond?For which materials does the metallic...