Seema Saini Solutions for Chapter: General Principles and Processes of Isolation of Elements, Exercise 3: DPP

In the metallurgy of aluminium __________.

Which of the following diagrams is correctly related to different steps involved in the extraction of $\mathrm{Zn}$ from zinc blende ore?

Which of the following diagrams is correctly related to refining of gold?

Which of the following reactions is/are the main reaction during partial roasting of chalcopyrite in a blast furnace?

$\mathrm{Al}$ metal is used to extract the following metals in large-scale extraction of

Select the steps which is/are involved in the extraction of $\mathrm{Cu}$ from its low-grade ore.

Select which of the following is associated during the extraction of iron in a blast furnace.

In the extraction of aluminium by Hall-Heroult process. Purified ${\mathrm{Al}}_2{\mathrm{O}}_3$ is mixed with ${\mathrm{CaF}}_2$ to