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JEE Advanced2015ChemistryGeneral Principles and Processes of Isolation of MetalsActual

Match the anionic species given in Column I that are present in the ores(s) given in Column II. Column I Column II A. Carbonate P. Siderite B. Sulphide Q. Malachite C. Hydroxide R. Bauxite D. Oxide S. Calamine T. Argentite

Options

  1. Aa-s;b-r;c-r;d-s,t;
  2. Ba-p,q,s;b-t;c-q,r;d-r;
  3. Ca-r;b-s;c-t;d-r,s;
  4. Da-s;b-t;c-r,s;d-t;

Correct answer

B. a-p,q,s;b-t;c-q,r;d-r;

Step-by-step solution

P - Siderite - F e C O 3 Q - Malachite - C u C O 3 ⋅ C u O H 2 R - Bauxite - A l O x O H 3 - 2 x S - Calamine - Z n C O 3 T - Argentite - A g 2 S

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