Sulphur – Types, Preparation, Properties and Uses
                    Sulphur (S)
Sulphur exhibits allotropy, two important allotropes of which are:
    Yellow Rhombic (α - sulphur)
    Monoclinic (β- sulphur)
At...                
            Oxygen – Types, Preparation, Properties and Uses
                    Oxygen is the first element of Group 16 with the electronic configuration of 1s2 2s2 2p4 in the ground state. Oxygen has two allotropes:...                
            Chemical Properties and Trends in Chemical Reactivity
                    Chemical Properties and Trends in Chemical Reactivity
    The anomalous behaviour of oxygen, like other members of the p-block present in the...                
            Oxidation States
                    Negative and Positive Oxidation state:
    The elements of Group 16 exhibit a number of oxidation states (Above Table).
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            Group 16 Elements General Properties
                    Group 16 Element
    Oxygen, sulphur, selenium, tellurium and polonium constitute Group 16 of the periodic table.
    This is...                
             
            