1.

Match the following {:("SET - I","SET - II"),("A) "Mn_(2)O_(7),"1) Covalent green oil"),("B) "CrO_(3),"2) Basic"),("C) "V_(2)O_(5),"3) amphoteric"),("D) "CrO,"4) anhydride of cromic acid"),(,"5) acidic"):}

Answer»

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

ANSWER :A


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