Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumWhich of the following is an incorrect match?
- APurification of $Al$ metal : Baeyer's method
- BPolling : Reduction of $Cu_2O$
- C$FeCr_2O_4$ (chromite ore) : $NaOH/Na_2CO_3$
- D$Ag$ : Mac Arthur cyanide process
Explore More
Similar Questions
Which of the following statements is wrong?
Easy
View SolutionWhich of the following changes involve more than two metallurgical processes?
Medium
View SolutionMatch 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.
In which of the following metals extraction,impurities are removed as slag?
$i.$ $Al$ $\quad$ $ii.$ $Fe$
$iii.$ $Cu$ $\quad$ $iv.$ $Zn$
The correct option is
$i.$ $Al$ $\quad$ $ii.$ $Fe$
$iii.$ $Cu$ $\quad$ $iv.$ $Zn$
The correct option is
Which of the following is correct?
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo