Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumIdentify the products of the reaction: $4FeCr_2O_4 + 8Na_2CO_3 + 7O_2 \rightarrow ?$
- A$Na_2CrO_4 + Fe_3O_4 + CO_2$
- B$Na_2CrO_4 + Fe_2O_3 + CO_2$
- C$Na_2Cr_2O_7 + Fe_2O_3 + CO_2$
- D$Na_2Cr_2O_7 + Fe_2O_3 + CO$
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Similar Questions
Which of the following processes is $NOT$ involved in the extraction of metal from cassiterite $(SnO_2)$ ore?
Medium
View SolutionIn the leaching of $Ag_2S$ with $NaCN$,a stream of air is also passed. This is because of:
Easy
View SolutionMatch List-$I$ with List-$II$ (Both having metallurgical terms):
List-$I$ List-$II$ $A$. Concentration of $Ag$ ore $I$. Reverberatory furnace $B$. Blast furnace $II$. Pig iron $C$. Blister copper $III$. Leaching with dilute $NaCN$ solution $D$. Froth floatation method $IV$. Sulfide ores
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $A$. Concentration of $Ag$ ore | $I$. Reverberatory furnace |
| $B$. Blast furnace | $II$. Pig iron |
| $C$. Blister copper | $III$. Leaching with dilute $NaCN$ solution |
| $D$. Froth floatation method | $IV$. Sulfide ores |
Choose the correct answer from the options given below:
DifficultJEE MAIN 2021
View SolutionThe chemical process of manufacturing of steel from its ore haematite involves
Medium
View SolutionIn the Ellingham diagram,the plot is drawn between:
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