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Question:

Match the ores (Column A) with the metals (Column B):
Column-A Ores Column-B Metals
Siderite Zinc
aolinite Copper
Malachite Iron
Calamine Aluminium

I-b ; II-c ; III-d ; IV-a

I-a ; II-b ; III-c ; IV-d

I-c ; II-d ; III-a ; IV-b

I-c ; II-d ; III-b ; IV-a

Solution:

Siderite : FeCO3
kaolinite : Al2(OH)4Si2O5
Malachite : Cu(OH)2.CuCO3
Calamine : ZnCO3