Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumThe statement that is $INCORRECT$ about Ellingham diagram is :
- AProvides idea about the reaction rate.
- BProvides idea about free energy change.
- CProvides idea about reduction of metal oxide.
- DProvides idea about changes in the phase during the reaction.
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Similar Questions
Match List $I$ with List $II$.
List $I$ List $II$ $A$. Reverberatory furnace $I$. Pig Iron $B$. Electrolytic cell $II$. Aluminum $C$. Blast furnace $III$. Silicon $D$. Zone Refining furnace $IV$. Copper
| List $I$ | List $II$ |
|---|---|
| $A$. Reverberatory furnace | $I$. Pig Iron |
| $B$. Electrolytic cell | $II$. Aluminum |
| $C$. Blast furnace | $III$. Silicon |
| $D$. Zone Refining furnace | $IV$. Copper |
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.
Stainless steel is an alloy of iron with:
Easy
View SolutionWhich of the following pairs is incorrectly matched?
Easy
View SolutionMatch List-$I$ with List-$II$.
List-$I$ (Industrial process) List-$II$ (Application) $(a)$ Haber's process $(i)$ $HNO_{3}$ synthesis $(b)$ Ostwald's process $(ii)$ Aluminium extraction $(c)$ Contact process $(iii)$ $NH_{3}$ synthesis $(d)$ Hall-Heroult process $(iv)$ $H_{2}SO_{4}$ synthesis
Choose the correct answer from the options given below:
| List-$I$ (Industrial process) | List-$II$ (Application) |
| $(a)$ Haber's process | $(i)$ $HNO_{3}$ synthesis |
| $(b)$ Ostwald's process | $(ii)$ Aluminium extraction |
| $(c)$ Contact process | $(iii)$ $NH_{3}$ synthesis |
| $(d)$ Hall-Heroult process | $(iv)$ $H_{2}SO_{4}$ synthesis |
Choose the correct answer from the options given below:
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