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NCERT TAMIL-GENERAL INTRODUCTION TO METALLURGY-QUESTIONS (EXPLAIN BRIEFLY ON THE FOLLOWING)
- The earthy impurities associated with ores are ……………..
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- Write short note on source of element in living system.
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- Explain froth floatation, with diagram.
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- How electrolytic separation process is useful in the separation of m...
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- What are the informations conveyed by a chemical equation ?
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- What is roasting ? Explain different types of roasting with suitable e...
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- What is smelting ? Explain the process with example.
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- What is Zone refining ? Describe the principle involved in the purific...
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- How nickel is extracted by Mond’s process? Write the various reactions...
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- Write short note on mineral wealth of India.
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- Give a brief account of the mineral wealth of Tamil Nadu
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