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प्रश्न
Match the items of Column I with the items of Column II and assign the correct code:
| Column I | Column II |
| (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 |
विकल्प
A - (1), B - (2), C - (4), D - (5)
A - (4), B - (3), C - (1), D - (2)
A - (3), B - (4), C - (2), D - (1)
A - (5), B - (4), C - (3), D - (2)
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उत्तर
A - (4), B - (3), C - (1), D - (2)
Explanation:
| Column I | Column II |
| (A) Coloured bands | (4) Chromatography |
| (B) Impure metal to volatile complex | (3) Mond Process |
| (C) Purification of Ge and Si | (1) Zone refining |
| (D) Purification of mercury | (2) Fractional distillation |
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