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Gold (at mass 19^- at radius=0.114 nm) c...

Gold (at mass `19^-` at radius=0.114 nm) crystallizes in a FCC unit cell. Calculate the density of gold.

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UNITED BOOK HOUSE-MP_1-EXERCISE
  1. Two ions A^+ and B^- have raddi 88 and 200 pm respectively. In the clo...

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  2. What is sehottky defect?

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  3. Gold (at mass 19^- at radius=0.114 nm) crystallizes in a FCC unit cell...

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  4. Calculate DeltaG^@ in kJmol^(2+) and equilibrium constant for the foll...

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  5. Differentiate between the following: Calcination and roasting

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  6. Differentiate between the following: Gangue and flux

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  7. Differentiate between the following: Galvanization and tin plating.

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  8. Write chemical equations for the following reactions: Oxidation of Fe^...

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  9. Write chemical equations for the following reactions: Metallic copper ...

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  10. Write chemical equations for the following reactions: Iodine reacts w...

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  11. Explain with reason the following: Cu^+ ion does not form coloured sal...

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  12. Explain with reason the following: The (+3) oxidation states of La(Z=5...

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  13. An alkylhalide (A), on reaction with Mg in dry ether followed by treat...

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  14. Chlorobenzene on mononitration with mixed acid gives mainly a mixture ...

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  15. Identify A, B, C:

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  16. An organic compound 'A' (C2H6O) reacts with sodium to form a compound ...

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  17. Equimdal solutions of NaCI and BaCI2 are prepared in water. The Freezi...

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  18. Give example of a anit-freeze.

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  19. Why is the vapour pressure of an aqueous solution of glucose lower tha...

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  20. Calculate the mass of urea [CO(NH2)2] required in making 2.5 kg of 0.2...

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