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What is the role of stabilizer and depre...

What is the role of stabilizer and depressant in froth flotation process? Give on example of each.

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UNITED BOOK HOUSE-SET-11-Exercise
  1. State Kohlrausch law of independent migration of ion.

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  2. 0.0024 (M) Acetic acid solution has specific conductance 7.896xx10^-5 ...

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  3. What is the role of stabilizer and depressant in froth flotation proce...

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  4. Which element of lanthanoid shows +4 oxidation state?

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  5. Why Ag is considered to be a transitional element though it has d^10 g...

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  6. Complete the reaction : MnO4 + C2O4^(2-) + H^+ rarr

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  7. Why Gadolinium (Z=64 and Lutetium (Z=71) shows +3 oxidation state?

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  8. State with chemical equation when pH is excessively reduced for aqueou...

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  9. Why 2% enthanol is mixed in preservation of chloroform?

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  10. Identify A rarr D CH3Br + Mg overset(Dry)underset(ether) rarr A overse...

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  11. Identify A to D

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  12. Why orthomethoxy phenol has less acidic nature than nitrophenol?

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  13. What will happen when C6H5overset(oplus)N2overset(Theta)Cl as added to...

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  14. How would you carry out the following conversion Propene rarr Propan-1...

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  15. Which of the following metals can be purified by electrorefining?

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  16. What will happen when aniline is heated with oleum at 180^@C?

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  17. Why aromatic primary amine can't be synthesised by Gabriel thalimide p...

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  18. Arrange the compounds as per increasing basicity.

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  19. What is the cause of pernicious anaemia?

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  20. Write two reactions of Glucose with Br2 water and NaBH4

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