Metallurgical processes

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1. 1 2016 General Principles and Processes of Isolation of Elements #
   Match items of Column I with the items of Column II and assign the correct code.

   Pick the matching item from Column II for each row.

   Column I

   • A. Cyanide process Match for A — 1 2 3 4 5
   • B. Froth floatation Match for B — 1 2 3 4 5
   • C. Electrolytic reduction Match for C — 1 2 3 4 5
   • D. Zone refining Match for D — 1 2 3 4 5

   Column II

   • 1. Ultrapure Ge
   • 2. Dressing of process ZnS
   • 3. Extraction of Al
   • 4. Extraction of Au
   • 5. Purification of Ni
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