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Give the principle of extraction of copp...

Give the principle of extraction of copper from one of its ore.

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USHA PUBLICATION-D- AND F_BLOCK ELEMENT & CO-ORDINATION COMPOUND -EXERCISE
  1. Difference between double salt and complex salt.

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  2. Write the name and composition of two ores of copper.

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  3. Give the principle of extraction of copper from one of its ore.

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  4. What are transition metals ? Write their general outer electronic conf...

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  5. Discuss the general characteristics properties of transition elements.

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  6. Indicate the steps in the preparation of K2Cr2O7 from chromite ore.

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  7. Write the principle of extraction of 'Zn from its sulphide ore.

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  8. What is spectrochemical series ?

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  9. Explain the difference between weak field ligand and strong field liga...

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  10. Write two important ores of aluminium.

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  11. Discuss the principle of extraction of aluminium from one of its chief...

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  12. Write two important ores of iron.

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  13. Give the principle of extraction of iron from one of its ore.

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  14. The correct order of bond dissociation energy of halogens is .

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  15. In which reaction ozone acts as reductant ?

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  16. Oxygen and Ozone are .

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  17. The shape and hybridisation of XeF4 is

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  18. The number of P-O-P bonds in phosphorous pentoxide (P4O10) are

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  19. Which noble gas is called as stranger gas?

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  20. P4 molecule has tetrahedral structure. The anglep-p-p bond angle is

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