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On dissolving copper sulphate in water pH of the solution

A. decreases

B. increases

C. remains unchanged

D. may increase or decrease

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  1. An aqueous solution of sodium acetate is
  2. pH of 0.1 M monobasic acid is 4 then molar concentration of H+ per litre will be
  3. Sum of pH and pOH of an acidic solution at 25°C is
  4. Which of the following is not a Lewis acid?
  5. An aqueous solution CaF2 contains 2 x 10-4mole lit-1 of CaF2. Ksp for CaF2 is
  6. CH3COOH+H2⇋H3O++CH3COO-In the above reaction acid is
  7. Which of the following is not hydrolysed in water ?
  8. Strength of an acid depends on
  9. pH of a solution is 10. Hydroxide ion concentration in the solution is
  10. Which of the following is not hydrolysed in water ?
  11. Ostwald dilution law is applicable for :
  12.  Molar concentration of Ag+ in an aqueous solution of Ag2CrO4 at 298K is 1.5 x 10-4 Ksp, for Ag2CrO4…
  13. During salt analysis NH4OH is added before adding NH4OH for third gp., cation analysis so as to
  14. pH of 0.1 M monoprotic acid is 4. Then dissociation constant of the acid is :
  15. At a given temperature PbI2 will be more soluble in
  16. Ionisation constant of formic acid is 1.8 x 1.8×10-4 at 298 K. In 0.1 NHCOOH the percentage…
  17. On dissolving sodium chloride in water pH of the solution
  18. On dissolving sodium carbonate in water pH of the solution
  19. Precipitation takes place when
  20. Decinormal solution of acetic acid ionised to an extent of 1.3%. pH of this solution will be (log 1.3…
  21. In III gp of salt analysis for cations NH4CL and NH4OH are added as group reagents. Which of the following…
  22. Solubility of calcium carbonate is 0.0305 gm/litre.Kspfor CaCO3 is
  23. Which of the following will favour the reverse reaction in a chemical equilibrium?
  24. 2 gm of NaOH is dissolved in one litre water. pH of the solution will be
  25. In an aquous solution of silver bromide concentration of Ag+ is 1×10-6 mol lit-1.…
  26. BaSO4(Mol. wt 233) has solubility 0.009 gmlit-1 at 298 K. Its solubility product is
  27. pH of a solution is 8.5. solution is
  28. On dissolving copper sulphate in water pH of the solution
  29. 0.1 M acetic acid ionise to an extent of 1.34%. Ionisation constant of acetic acid is
  30. For the reversible reactionN2g+3H2g=2NH3g∆H is-93.7 Kj.The equilibrium will shift in…