Chapter 1 of 15
Concept Maps
Metallurgy — Concept Maps
Tamil Nadu Board · Class 12 · Chemistry
3 concept maps of Metallurgy for Tamil Nadu Board Class 12 Chemistry, each also written out as a text outline.
45 questions29 flashcards5 concepts
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3 Concept Maps
Decision tree showing the distinction between minerals and ores based on metal content and economic viability
The map in words
- Naturally Occurring Substance
- Contains Metal in Significant Amount?
- Yes: Can be Extracted Economically?
- Yes: ORE
- Used for Metal Extraction
- No: Mineral but not Ore
- Not Commercially Viable
- Yes: ORE
- No: Mineral Only
- Yes: Can be Extracted Economically?
- Contains Metal in Significant Amount?
Three-stage process flow showing the complete metal extraction journey from raw ore to pure metal
The map in words
- Raw Ore
- Step 1: Concentration
- Concentrated Ore
- Step 2: Extraction
- Crude Metal
- Step 3: Refining
- Pure Metal
- Methods: Distillation Liquation Electrolytic Refining Zone Refining
- Step 3: Refining
- Methods: Roasting Calcination Reduction Smelting
- Crude Metal
- Step 2: Extraction
- Methods: Gravity Separation Flotation Leaching Magnetic Separation
- Concentrated Ore
- Step 1: Concentration
Mind map showing four major ore concentration methods and their key features
The map in words
- Ore Concentration Methods
- Gravity Separation
- Uses density difference
- Applied to native ores
- Applied to oxide ores
- Froth Flotation
- Exploits wettability
- Sulfide ore specialty
- Uses oil and collectors
- Leaching
- Solubility based
- Cyanide leaching
- Alkali leaching
- Acid leaching
- Magnetic Separation
- Uses magnetic properties
- For ferromagnetic ores
- Removes impurities
- Gravity Separation
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Explore DiagramsFrequently Asked Questions
What are the important topics in Metallurgy for Tamil Nadu Board Class 12 Chemistry?
Key topics in Metallurgy include Occurrence of Metals: Minerals and Ores, Concentration of Ores, Conversion of Ores into Oxides, Reduction of Metal Oxides. Study these first, then practise questions on each for the Tamil Nadu Board Class 12 board exam.
What do the concept maps for Metallurgy show?
The 3 maps show how the ideas in Metallurgy connect: Decision tree showing the distinction between minerals and ores based on metal content and economic viability; Three-stage process flow showing the complete metal extraction journey from raw ore to pure metal. Each map is also written out as an outline on this page.
How should I revise Metallurgy for the Tamil Nadu Board Class 12 board exam?
Learn the core ideas first, then work through the 45 practice questions on Metallurgy. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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