General Principles and Processes of Isolation of Elements

74 JEE Mains Chemistry previous year questions (PYQs) from 49 papers, 2021 to 2025, with answers and worked solutions.

About this chapter

Most-asked subtopics: Concentration of Ores (14), Ores and Minerals (14), Refining of Metals (13).
Updated 6 August 2026.

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#1Ellingham Diagram
#2Extraction of Copper
JEE Mains · 2025 · 23 January 2025 · Q113Moderate
#3Alloys
#4Extraction of Copper
#5Refining of Metals
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#6Refining of Metals
#7Ores and Minerals
#8Ores and Minerals
#9Ores and Minerals
#10Extraction of Aluminium
#11Ores and Minerals
#12Ellingham Diagram
#13Extraction of Copper
#14Concentration of Ores
#15Ores and Minerals
#16Concentration of Ores
#17Refining of Metals
#18Ores and Minerals
#19Refining of Metals
#20Refining of Metals
#21Ores and Minerals
#22Refining of Metals
#23Ores and Minerals
#24Ores and Minerals
#25Concentration of Ores
#26Ores and Minerals
#27Refining of Metals
#28Ellingham Diagram
#29Extraction of Aluminium
#30Extraction of Copper
#31Roasting and Calcination
#32Ores and Minerals
#33Extraction of Aluminium
#34Ores and Minerals
#35Refining of Metals
#36Concentration of Ores
#37Extraction of Copper
#38Concentration of Ores
#39Thermodynamics of Metallurgy
#40Concentration of Ores
#41Concentration of Ores
#42Ellingham Diagram
#43Concentration of Ores
#44Extraction of Copper
#45Extraction of Iron
#46Refining of Metals
#47Ellingham Diagram
#48Concentration of Ores
#49Ellingham Diagram
#50Concentration of Ores

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