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
Giving examples, differentiate between ‘roasting’ and ‘calcination’.
Which one of the following reaction represents calcinations?
The metal oxide which cannot be reduced to metal by carbon is ____________.
Flux is a substance which is used to convert
What are the various steps involved in the extraction of pure metals from their ores?
Explain the following term with a suitable example.
Gangue
Which reagents are required for one step conversion of chlorobenzene to toluene?
The reaction of toluene with Cl2 in presence of FeCl3 gives ‘X’ while the of toluene with Cl2 in presence of light gives ‘Y’. Thus ‘X’ and ‘Y’are ______.
At the temperature corresponding to which of the points in figure, FeO will be reduced to Fe by coupling the reaction \[\ce{2FeO -> 2Fe + O2}\] with all of the following reactions?
(a) \[\ce{C + O2 -> CO2}\]
(b) \[\ce{2C + O2 -> 2CO}\]
(c) \[\ce{2CO + O2 -> 2CO2}\]
(i) Point A
(ii) Point B
(iii) Point D
(iv) Point E
Pb and Sn are extracted from their chief are by:-
