1.

{:("COLUMN-I","COLUMN-II"),((A)"Platinum",(p)"Decomposition of bleaching powder"),((B)V_(2)O_(5),(q)"Manufacturing of "HNO_(3)),((C )"Iron",(r )"Manufacturing of "H_(2)SO_(4)),((D)"Cobalt chloride",(s)"manufacturing of "NH_(3)):}

Answer»


Solution :A) The CATALYST in manufacturing of `HNO_(3)` is platinum
B) The catalyst USED in manufactureof `H_(2)SO_(4)` is `V_(2)O_(5)`
C) The catalyst used in manufacture of `NH_(3)` is Fe.
D) The catalyst used in manufacture of `CaOCl_(2)` is `COCl_(2)`.


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