Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumMatch List-$I$ with List-$II$ and select the correct answer using the codes given below the lists.
List-$I$ List-$II$ $I$. Cyanide process $A$. Ultrapure $Ge$ $II$. Floatation process $B$. Pine oil $III$. Electrolytic reduction $C$. Extraction of $Al$ $IV$. Zone refining $D$. Extraction of $Au$
| List-$I$ | List-$II$ |
|---|---|
| $I$. Cyanide process | $A$. Ultrapure $Ge$ |
| $II$. Floatation process | $B$. Pine oil |
| $III$. Electrolytic reduction | $C$. Extraction of $Al$ |
| $IV$. Zone refining | $D$. Extraction of $Au$ |
- A$I-C, II-A, III-D, IV-B$
- B$I-D, II-B, III-C, IV-A$
- C$I-C, II-B, III-D, IV-A$
- D$I-D, II-A, III-C, IV-B$
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Similar Questions
Consider the following:
Statement-$I$ : In the extraction of $Al$ by Hall-Heroult process,pure $Al_2O_3$ mixed with $Na_3AlF_6$ lowers its melting point and increases conductivity.
Statement-$II$ : Zirconium metal is purified by zone refining method.
Statement-$I$ : In the extraction of $Al$ by Hall-Heroult process,pure $Al_2O_3$ mixed with $Na_3AlF_6$ lowers its melting point and increases conductivity.
Statement-$II$ : Zirconium metal is purified by zone refining method.
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