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How are metals extracted from mineral or...

How are metals extracted from mineral ores?

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VGS PUBLICATION-BRILLIANT-PRINCIPLES OF METALLURGY-EXERCISE
  1. Can you think how do we get these metals from their ores?

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  2. Does the reactivity of a metal and form of its ore(oxides, sulphides, ...

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  3. How are metals extracted from mineral ores?

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  4. Do you know why corrosion occurs?

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  5. What does this tell us about the conditions under which iron articles ...

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  6. What is the role of furnace in metallurgy?

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  7. How do furnaces bear large amounts of heat?

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  8. Do all furnaces have same structure?

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  9. Draw a neatly labelled diagram of a neuron.

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  10. Arrange the metals: Fe, Na, Ag and Zn in Increasing order of their che...

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  11. What are the preventive methods do you take for rusting iron materials...

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  12. What is the difference between roasting and calcination? Give one exam...

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  13. What are the essential condition that iron articles get rust ?

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  14. Write an activity about how you conduct an experiment to show that mor...

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  15. Predict, what happens in the field of domestic use of metals if alloys...

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  16. Give an example with the chemical equation for the reduction of ores u...

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  17. Write two precautions to prevent corrosion of metals in your daily lif...

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  18. Observe the table and answer the following question: Which of the abov...

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  19. What are the preventive techniques used in corrosion of metals?

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  20. State the methods used for the purification of crude metals. Explain i...

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