Advertisements
Advertisements
प्रश्न
Zinc is obtained from ZnO by ____________.
विकल्प
Carbon reduction
Reduction using silver
Electrochemical process
Acid leaching
Advertisements
उत्तर
Zinc is obtained from ZnO by Carbon reduction.
APPEARS IN
संबंधित प्रश्न
Out of C and CO, which is a better reducing agent for ZnO?
Which one of the following reaction represents calcinations?
Which one of the following is not feasible
What are the various steps involved in the extraction of pure metals from their ores?
What is the role of Limestone in the extraction of iron from its oxide Fe2O3?
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
Colemanite is:-
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?
The process that involves the removal of sulphur from the ores is ______.
