Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
EasyMatch List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Concentration of gold ore $I$. Aniline $B$. Leaching of alumina $II$. $NaOH$ $C$. Froth stabiliser $III$. $SO_2$ $D$. Blister copper $IV$. $NaCN$
Choose the correct answer from the options given below.
| List-$I$ | List-$II$ |
|---|---|
| $A$. Concentration of gold ore | $I$. Aniline |
| $B$. Leaching of alumina | $II$. $NaOH$ |
| $C$. Froth stabiliser | $III$. $SO_2$ |
| $D$. Blister copper | $IV$. $NaCN$ |
Choose the correct answer from the options given below.
- A$A-IV, B-II, C-I, D-III$
- B$A-IV, B-II, C-I, D-III$
- C$A-III, B-II, C-I, D-IV$
- D$A-II, B-IV, C-III, D-I$
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List-$I$ contains different compounds formed during the extraction of metal $(M)$ in List-$II$. Match the compounds in List-$I$ with the corresponding metal and process in List-$II$.
List-$I$ List-$II$ $(P). [M(CN)_2]^-$ $(1). Ni$ (during refining of metal) $(Q). [M(CO)_4]$ $(2). Ti$ (during refining of metal) $(R). MI_4$ $(3). Pb$ (during roasting of ore) $(S). MO$ $(4). Ag$ (during leaching of ore)
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| $(P). [M(CN)_2]^-$ | $(1). Ni$ (during refining of metal) |
| $(Q). [M(CO)_4]$ | $(2). Ti$ (during refining of metal) |
| $(R). MI_4$ | $(3). Pb$ (during roasting of ore) |
| $(S). MO$ | $(4). Ag$ (during leaching of ore) |
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