Elements and the periodic table > Group 7

This experiment shows the position of iron in the 

The reaction between aluminium and 

This experiment involves the synthesis of a 

In this demonstration experiment, aluminium reacts with each of three 

In this demonstration experiment, iron wool is heated in the presence of 

In this experiment chlorine gas is generated on a 

This activity compares the colours of three halogens in aqueous solution and in a non-polar solvent. These halogens also react to a small extent with water, forming acidic solutions with bleaching properties.