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Why is the Frenkel defect not found in p...

Why is the Frenkel defect not found in pure alkali metal halides?

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SHARAM PUBLICATION-SET - 20-Exercise
  1. Match the reaction given in column I with the statements given in colu...

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  2. Calculate the packing efficiency of a metal crystal for a simple cubic...

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  3. Why is the Frenkel defect not found in pure alkali metal halides?

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  4. Write the differences between true solution , colloidal solution and s...

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  5. Write the mechanism of SN1 reaction. Arrange the following alkyl halid...

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  6. An organic compound A (molecular formula (C(8)H(16)O(2)) was hydrolyse...

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  7. Give the method of preparation of O3 by Siemen's ozoniser. What happen...

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  8. Give the method of preparation of O3 by Siemen's ozoniser. What happen...

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  9. Give the method of preparation of O3 by Siemen's ozoniser. What happen...

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  10. What do you mean by abnormal colligative properties.

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  11. What is physical and chemical adsorption? Give an example of each.

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  12. Why are powdered substances more effective adsorbent than their crysta...

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  13. Account for the following: Hydrophobic colloids are easily coagulated...

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  14. Account for the following: By passing electric current colloidal solu...

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  15. Account for the following: When a beam of light is passed through the...

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  16. Give a method of preparation of primary amine from alkyl cyanide.

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  17. What happens when methyl amine reacts with C2H5MgBr

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  18. What happens when methyl amine reacts with Acetaldehyde.

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  19. Arrange the following compounds in order of decreasing basicity.

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  20. Give the method of preparation of CH3CHO from CH3COCl. What happens wh...

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