1.

{:("COLUMN-I","COLUMN-II"),((A)"Sulphur dioxide",(p)"Laboratory reagent used during salt analysis"),((B)"Oxygen",(q)"Detection of position double bond in organic compound"),((C )"Ozone",(r )"Antichlor"),((D)"Hydrogen sulphide",(s)"Paramagnetic"):}

Answer»


Solution :A) `SO_(2)` used as an antichlor
B) `O_(2)` paramagenticexplained with M.O.T.
C) Detection of DOUBLE bonds position in organic chemistryby ozonolysis
D) Used to IDENTIFY the cations in the group analysis.


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