Content of the notes –

• -Group 15 (nitrogen family)
• Properties
• Anomalous properties of nitrogen
• Chemical properties
• Dinitrogen
• Ammonia
• Nitric acid
• Oxides of nitrogen
• Phosphorus – allotropic forms
• Phosphine
• Phosphorus halides
• -Group 16 (Oxygen family)
• Properties
• Anomalous behaviour of oxygen
• Chemical properties
• Dioxygen
• Oxides
• Ozone
• Sulphur allotropic forms
• Sulphur dioxide
• Oxo acids of sulphur
• Sulphuric acid
• -Group 17 (halogen family)
• Properties
• Animal is properties of flourine
• Chemical properties
• Chlorine
• Hydrogen chloride
• Oxoacids of halogen
• Interhalogen compound
• -Group 18
• Properties
• Xenon fluoride compounds
• Xenon oxygen compounds