1.

Match List I with List II and select the correct answer using the codes gives below the lists : {:("""List - I","""List - II"),("A. van Arkel method","1. Manufacture of caustic soda"),("B. Solvay process","2. Purification of titanium"),("C. Cupellation","3. Manufacture of" Na_(2)CO_(3)),("D. Poling","4. Purification of copper"),(,"5. Refining of silver"):}

Answer»

`{:(A,B,C,D),(2,1,3,4):}`
`{:(A,B,C,D),(4,3,2,5):}`
`{:(A,B,C,D),(2,3,5,4):}`
`{:(A,B,C,D),(5,1,3,4):}`

ANSWER :C


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