Embibe Experts Solutions for Chapter: General Principles and Processes of Isolation of Metals (Metallurgy), Exercise 1: Exercise 1

In which of the following metal is not in matched with the most appropriate extraction route -

Which of the following statements is incorrect ?

Which of the following are correct process?

Which of the following step(s) is/are involved in the extraction of pure copper from its copper pyrites?

In the leaching of gold by cyanide process the following reactions take place:

$\mathrm{aAu}+\mathrm{bKCN}+{\mathrm{cH}}_2\mathrm{O}+{\mathrm{dO}}_2⟶\mathrm{eKAu}{\left(\mathrm{CN}\right)}_2+\mathrm{fKOH}$

$\mathrm{uAu}+\mathrm{vKCN}+{\mathrm{wH}}_2\mathrm{O}+{\mathrm{xO}}_2⟶\mathrm{KAu}{\left(\mathrm{CN}\right)}_4+\mathrm{zKOH}$

Identify the correct statements w.r.t. the stoichiometric coefficients when these reactions are balanced using simplest natural numbers:

Step(s) which is/are involved in the extraction of metal from zinc blende is/are:

Extraction of gold involves which of the following process?

Which of the following reaction is not occur in blast furance during extraction of iron: