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Match the items of Column I with the ite...

Match the items of Column I with the items of Column II and assign the correct code:
`{:(ColumnI,ColumnII),((A)"Coloured bands",(1)"Zone refining"),((B)"Impure metal to volatile complex",(2)"Fractional distillation"),((C)"Purification of Ge and Si",(3)"Mond process"),((D)"Purification of mercury",(4)"Chromatography"),(,(5)"Liquation"):}`

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{:("Column - I","Column - II"),("(A) Coloured bands","(i) Zone refining"),("(B) Volatile compound from impure metal","(ii) Fractional distillation"),("C) Purification of Ge and Si","(iii) Mond process"),("(D) Purification of Hg","(iv) Chromatography"),(,"(v) Liquation"):}

Match items of Column I with the items of Column II and assign the correct code: {:(ColumnI,ColumnII),((A)"Cyanide process",(1)"Ultrapure Ge"),((B)"Froth Floatation Process",(2)"Dressing of"ZnS),((C)"Electrolytic reduction",(3)"Extraction of AI"),((D)"Zone refining",(4)"Extraction of AU"),(,(5)"Purification of Ni"):}

Match items of Column I with the items of Column II and assign the correct code: {:(ColumnI,ColumnII),((A)"Cyanide process",(1)"Ultrapure Ge"),((B)"Froth Floatation Process",(2)"Dressing of"ZnS),((C)"Electrolytic reduction",(3)"Extraction of AI"),((D)"Zone refining",(4)"Extraction of AU"),(,(5)"Purification of Ni"):}

Match the items of Column I with the items of Column II and assign the correct code: {:(ColumnI,ColumnII),((A)"Sapphire",(1)AI_(2)O_(3)),((B)"Sphalerite",(2)NaCN),((C)"Depresant",(3)Co),((D)"Corundum",(4)ZNS),(,(5)Fe_(2)O_(3)):}

Match the items of Column I with the items of Column II and assign the correct code: {:(ColumnI,ColumnII),((A)"Sapphire",(1)Al_(2)O_(3)),((B)"Sphalerite",(2)NaCN),((C)"Depresant",(3)Co),((D)"Corundum",(4)ZnS),(,(5)Fe_(2)O_(3)):}

Match the items of column I with items of column II and assign the correct code. {:(ColumnI,ColumnII),((A)"Pendulum",(1)"Chrome steel"),((B)"Malachite",(2)"Nickel steel"),((C)"Calamine",(3)NA_(3)AIF_(6)),((D)"Cryolite,(4)CuCO_(3).Cu(OH)_(2)),(,(5)ZnCO_(3)):}

Match the items of column I with items of column II and assign the correct code. {:(ColumnI,ColumnII),((A)"Pendulum",(1)"Chrome steel"),((B)"Malachite",(2)"Nickel steel"),((C)"Calamine",(3)Na_(3)AlF_(6)),((D)"Cryolite,(4)CuCO_(3).Cu(OH)_(2)),(,(5)ZnCO_(3)):}