Advertisements
Advertisements
प्रश्न
Which one of the following is not feasible
विकल्प
\[\ce{Zn_{(s)} + Cu^{2+}_{ (aq)} -> Cu_{(s)} + Zn^{2+}_{ (aq)}}\]
\[\ce{Cu_{(s)} + Zn^{2+}_{ (aq)} -> Zn_{(s)} + Cu^{2+}_{ (aq)}}\]
\[\ce{Cu_{(s)} + 2Ag^+_{ (aq)} -> 2Ag_{(s)} + Cu^{2+}_{ (aq)}}\]
\[\ce{Fe_{(s)} + Cu^2_{ (aq)} -> Cu_{(s)} + Fe^{2+}_{ (aq)}}\]
Advertisements
उत्तर
\[\ce{Cu_{(s)} + Zn^{2+}_{ (aq)} -> Zn_{(s)} + Cu^{2+}_{ (aq)}}\]
APPEARS IN
संबंधित प्रश्न
Out of C and CO, which is a better reducing agent at 673 K?
Out of C and CO, which is a better reducing agent for ZnO?
The metal oxide which cannot be reduced to metal by carbon is ____________.
Zinc is obtained from ZnO by ____________.
What are the various steps involved in the extraction of pure metals from their ores?
Explain the following term with a suitable example.
Gangue
Extraction of gold and silver involves leaching the metal with CN– ion. The metal is recovered by ______.
Pb and Sn are extracted from their chief are by:-
CN– solution is used in the extraction of which metal?
Sulphide ore of the metal are usually concentrated by froth floatation process. Which of the following sulphide ore offers an exception and is concentrated by chemical leaching?
