Magnesium is a highly reactive metal which reacts ...

Sun, sea, sand and air. Elements, compounds or mixtures?

 Crude oil is a mixture of alkanes ( hydrocar...

Use the animation to measure the bond angles in ea...

 a game to test your skills

Diamond has a giant covalent structure . in this topic, we have looked at the way in which ...

The images below show how an ionic lattice forms&n...

​This problem looks at Kp and the values of p...

Flame colours can help to identify the metal ion in a compound Flame tests can be used to identify some metal ion...