The first four elements or group 16, namely oxygen (O), sulphur (S), selenium (Se) and tellurium (Te) are called chalcogens.
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P Block Elements|O-Family (Chalcogens)|Occurrence |Electronic Configuration|Atomic / Ionic Radii|Ionisation Enthalpy|Electron Gain Enthalpy|Electronegativity|Physical Properties|Chemical Properties|Chemical Properties|OMR|Summary
Which of the following is a true Chalcogen
Name the radioactive chalcogen.
Chalcogen group elements are .
Chalcogen are elements of the group
A chalcogen combines directly with hydrogen with great difficulty to form a hydride. This chalcogen also burns in air to form a solid polymeric dioxide and has got the highest electrical resistance amongst metals. The chalcogen is
Match the items of column 1 and column 2 and mark the correct option {:(,"Column 1",,"Column 2"),((A),H_(2)SO_(4),(1),"Highest electron gain enthalpy"),((B),C Cl_(3)NO_(2),(2),"Chalcogen"),((C),Cl_(2),(3),"Tear gas"),((D),"Sulphur",(4),"Storage batteries"):}
