1.

Match the following{:("List-I ","List-II "),("A) Zone refining ","I) Indium "),("B) Poling ","II) Titanium "),("C) Van-Arkel method ","III) Nickel "),("D) Mond process ","IV) Blister copper "),(,"V) Zinc "):} Thecorrect answer is

Answer»

`{:(A,B,C,D),(I,III,II,IV):}`
`{:(A,B,C,D),(I,IV, II, III):}`
`{:(A,B,C,D),(V, III, II, I):}`
`{:(A,B,C,D),(IV, II, I, III):}`

Answer :B


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