Easy
Which substance is used as a fuel in a blast furnace?
- A$CO$
- B$SiO_2$
- C$CaO$
- D$Fe_2O_3$
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Aluminium is extracted from alumina $Al_2O_3$ by electrolysis of a molten mixture of
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View SolutionWhich one of the following electrolytes is used in Down's process for the extraction of sodium metal?
Easy
View SolutionThe Ellingham diagram for zinc,magnesium and carbon converting into corresponding oxides is shown below.
At $........$ $^oC$ temperature,zinc and carbon have equal affinity for oxygen.
At $........$ $^oC$ temperature,zinc and carbon have equal affinity for oxygen.
In the metallurgy of $Zn$,flux is not used because
Difficult
View SolutionThe compound$(s)$ that is(are) removed as slag during the extraction of copper is:
$1. CaO$
$2. FeO$
$3. Al_{2}O_{3}$
$4. ZnO$
$5. NiO$
Choose the correct answer from the options given below.
$1. CaO$
$2. FeO$
$3. Al_{2}O_{3}$
$4. ZnO$
$5. NiO$
Choose the correct answer from the options given below.
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