Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumMatch items of Column-$I$ with the items of Column-$II$ and assign the correct code :
Column $I$ Column $II$ $A$. Cyanide process $i$. Ultrapure $Ge$ $B$. Froth floatation $ii$. Dressing of $ZnS$ $C$. Electrolytic reduction $iii$. Extraction of $Al$ $D$. Zone refining $iv$. Extraction of $Au$ $v$. Purification of $Ni$
| Column $I$ | Column $II$ |
| $A$. Cyanide process | $i$. Ultrapure $Ge$ |
| $B$. Froth floatation | $ii$. Dressing of $ZnS$ |
| $C$. Electrolytic reduction | $iii$. Extraction of $Al$ |
| $D$. Zone refining | $iv$. Extraction of $Au$ |
| $v$. Purification of $Ni$ |
- A$A-i, B-ii, C-iii, D-iv$
- B$A-iii, B-iv, C-v, D-i$
- C$A-iv, B-ii, C-iii, D-i$
- D$A-ii, B-iii, C-i, D-v$
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Similar Questions
Given below are two statements:
Statement $I$: During electrolytic refining,the pure metal is made to act as anode and its impure metallic form is used as cathode.
Statement $II$: During the Hall-Heroult electrolysis process,purified $Al_2O_3$ is mixed with $Na_3AlF_6$ to lower the melting point of the mixture.
In the light of the above statements,choose the most appropriate answer from the options given below:
Statement $I$: During electrolytic refining,the pure metal is made to act as anode and its impure metallic form is used as cathode.
Statement $II$: During the Hall-Heroult electrolysis process,purified $Al_2O_3$ is mixed with $Na_3AlF_6$ to lower the melting point of the mixture.
In the light of the above statements,choose the most appropriate answer from the options given below:
What is known as Thomas slag?
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View SolutionIn the metallurgy of iron,when limestone is added to the blast furnace,the calcium ions end up in:
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View SolutionWhich among the following is an alloy of antimony,tin and copper?
Copper matte is composed of . . . . . .
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