Advertisements
Advertisements
Question
The metal oxide which cannot be reduced to metal by carbon is ____________.
Options
PbO
Al2O3
ZnO
FeO
Advertisements
Solution
The metal oxide which cannot be reduced to metal by carbon is Al2O3.
APPEARS IN
RELATED QUESTIONS
Out of C and CO, which is a better reducing agent at 673 K?
Flux is a substance which is used to convert
Zinc is obtained from ZnO by ____________.
What is the role of Limestone in the extraction of iron from its oxide Fe2O3?
Explain the following term with a suitable example.
Gangue
Explain the following term with a suitable example.
Slag
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 ______.
Extraction of gold and silver involves leaching the metal with CN– ion. The metal is recovered by ______.
CN– solution is used in the extraction of which metal?
Heating pyrites to remove sulphur is called ______.
