Embibe Experts Solutions for Chapter: General Principles and Processes of Isolation of Elements, Exercise 1: Exercise 1

Which of the following process(es) occur(s) during the extraction of copper from chalcopyrites?

The major products of the following reaction, $ZnS\left(\mathrm{s}\right)+{\mathrm{O}}_2\left(\mathrm{g}\right)\stackrel{\mathrm{heat}}{⟶}$, are:

When ${\mathrm{Cu}}^{2+}$ion is treated with $\mathrm{KI}$, a white precipitate is formed. The white precipitate $\left(\mathrm{P}\right)$ is of?

$$Identify the correct statement about $\left[\mathrm{X}\right]$.

$\left[\mathrm{X}\right]={\mathrm{CuCO}}_3.\mathrm{Cu}{\left(\mathrm{OH}\right)}_2$

The major role of fluorspar $\left({\mathrm{CaF}}_2\right)$ which is added in small quantities in the electrolytic reduction of alumina dissolved in fused cryolite $\left({\mathrm{Na}}_3{\mathrm{AlF}}_6\right)$ is

In Van Arkel method, if ${\mathrm{I}}_2$ is introduced at $1800 \mathrm{K}$ over impure zirconium metal, the product will be

Poling process is used for the refining of:

Match the reactions taking place in the blast furnace with the temperature-range of the operations.