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Name one lanthanoid element which has ra...

Name one lanthanoid element which has radioactive nature.

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UNITED BOOK HOUSE-SET-5-EXERCISE
  1. State one use of adsorption process.

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  2. What is the magnetic nature of Cu^(2+) ion.

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  3. Name one lanthanoid element which has radioactive nature.

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  4. Give an example of food preservative.

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  5. Why the theoritical osmotic pressure is less than that of practical fo...

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  6. Calculate the elevation of boiling point of water when 0.6 gm urea is ...

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  7. Which one is more effective for precipitation of Fe(OH)3 sol Na3PO4 or...

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  8. How do size of particles of adsorbent, pressure of gas and prevailing ...

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  9. How would you prepare XeF2 state with condition.

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  10. What happened when NH4OH is added to CuSO4 solution.

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  11. What is heteroleptic complex? Give example.

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  12. What is mutarotation?

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  13. What is crystal defects? Why ZnO when heated becomes yellow?

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  14. Calculate the density of chromium if the side length of the unit cell ...

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  15. Find the molecular weight of a solute when 1.2 gm of the solute is dis...

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  16. Why the freezing point of pure solvent is more than that of solution. ...

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  17. Estabilish the relatin between specific conductance and molar conducta...

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  18. Write the Nernest equation for EMF of a galvanic cell reduced the eqn ...

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  19. State the role of NaCH for the extraction of Gold. Name a metal which ...

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  20. How can you synthesis form benzene diazonium chloride.

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