SSS 2 Physical Sciences

Learn the general behaviours of phosphorus as an element while also looking at the allotropes of phosphorus.

A general look at the chemical behaviour and properties of phosphorus.

Learn of some phosphorus compounds and their uses.

Learn of the general uses of phosphorus as an element.

Understand the biogeochemical cycle of nitrogen from the atmosphere to the soil, and back to the atmosphere.

This lesson explains the preparation of trioxonitrate(V) salts.

This lesson describes the chemical reactions of trioxonitrate(V) salts.

This lesson describes the brown ring test for trioxonitrate(V) salts.

Learn how Devarda's and copper turning tests can be used to identify trioxonitrate(V) salts.