NEET PRACTICE · Chemistry
General Principles and Processes of Isolation of Metals
256 practice questions for NEET Practice — 237 easy · 19 medium · 0 hard. Every question is graded instantly with a step-by-step solution when you miss it.
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MCQ
The chemical composition of slag formed during the smelting process in the extraction of copper is
MCQ
Malachite decomposed to give $A+\mathrm{CO}_2+\mathrm{H}_2 \mathrm{O}$ and compound $A$ on reduction with carbon gives $C O+B$. Here, $A$ and $B$ are
MCQ
In the reaction, $\mathrm{P}_2 \mathrm{O}_5+3 \mathrm{CaO} \longrightarrow \mathrm{Ca}_3\left(\mathrm{PO}_4\right)_2, \mathrm{P}_2 \mathrm{O}_5$ acts as
MCQ
Which of the following is neutral refractorie material?
MCQ
In blast furnace, the highest temperature is in
MCQ
The final step for the extraction of copper form copper pyrites in Bessemer convertor involves the reaction?
MCQ
Electrolytic reduction of alumina to aluminium by Hall-Heroult process is carried out
MCQ
The cyanide process is used for obtaining
MCQ
Calcination is used in metallurgy for removal of
MCQ
When the more electropositive metal displace less electropositive metals form their salt solution this process is called:
MCQ
Gold is extracted by hydrometallurgical process, based on its property
MCQ
Which of the following statements is correct regarding the slag obtained during the extraction of iron?