1.

MatchtheentriesofcolumnI with appropriateentriesof column II andchoosethecorrectoption but ofthe fouroptions (a),(b), (c ), (d)givenattheend ofeachquestion.{:(, "Column I",,,"Column II"), ((A), "Zone refining",,(p),"Titanium"),((B),"Mond's process",,(q),"Lead"),((C),"Liquation",,(r),"Nickel"), ((D),"van - Arkel",,(s),"Germanium"):}

Answer»

A-r, B-p, C-s, D-q
A-s, B-r, C-q, D-p
A-s, B-q, C-r, D-p
A-q, B-s, C-p, D-r

ANSWER :B


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