The periodic table shows all the elements

 

 

Molecules and chemical bonding

Intro

Ionic Bonds

Covalent Bonds

Octet rule: Part I Part II Part III

The hydrogen molecule

Lewis diagrams

Oxidation numbers

Molecular orbitals

Electron density

 

 

The Chemical bond

COVALENT BONDS

Covalent bonds are made between atoms that share their electrons. The result is the formation of molecules. The atoms don't need to be ionised in order to stick to the others.

Learn more

A molecules of sucrose is shown below:

Sucrose is a sugar (the termination -ose is present in all sugars), so that it is formed of carbon, hydrogen and oxygen (carbohydrate).

 

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