Chemistry Grade 12
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4.1 INTRODUCTION
4.1 INTRODUCTION
4.1.1 General Characteristics
4.2 NITROGEN AND ITS COMPOUNDS
4.2 NITROGEN AND ITS COMPOUNDS
4.2.1 Occurrence
4.2.2 Oxides of Nitrogen
4.2.2.1 Nitrogen Dioxide
4.2.3 Oxyacids of Nitrogen
4.2.3.1Properties of Nitric Acid
4.2.3.2 Aqua Regia
4.3 PHOSPHORUS AND ITS COMPOUNDS
4.3 PHOSPHORUS AND ITS COMPOUNDS
4.3.1 Occurrence
4.3.2 Allotropes of Phosphorus
4.3.3 Halides of Phosphorus
4.3.4 Oxides of Phosphorus
4.3.5 Oxyacids of Phosphorus
4.4 Group VIA Elements
4.4 Group VIA Elements
4.4.1 General Characteristics
4.4.2 Occurrence
4.4.3 Comparison of Oxygen and Sulphur
4.5 SULPHURIC ACID
4.5 SULPHURIC ACID
4.5.1 Manufacture of Sulphuric Acid
4.5.2 Properties
4.5.3 Uses of Sulphuric Acid
