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. 2 gm of NaOH is dissolved in one litre water. pH of the solution will be
  2. pH of a solution is 8.5. solution is
  3. Solubility of calcium carbonate is 0.0305 gm/litre.Kspfor CaCO3 is
  4. In an aquous solution of silver bromide concentration of Ag+ is 1×10-6 mol lit-1.…
  5.  Molar concentration of Ag+ in an aqueous solution of Ag2CrO4 at 298K is 1.5 x 10-4 Ksp, for Ag2CrO4…
  6. 0.1 M acetic acid ionise to an extent of 1.34%. Ionisation constant of acetic acid is
  7. Which of the following is not hydrolysed in water ?
  8. pH of 0.1 M monoprotic acid is 4. Then dissociation constant of the acid is :
  9. Strength of an acid depends on
  10. In III gp of salt analysis for cations NH4CL and NH4OH are added as group reagents. Which of the following…
  11. Which of the following is not a Lewis acid?
  12. Conjugate base of HCO3-is
  13. pH of 0.1 M monobasic acid is 4 then molar concentration of H+ per litre will be
  14. According to Bronsted Lowry an acid is
  15. On dissolving copper sulphate in water pH of the solution
  16. Decinormal solution of acetic acid ionised to an extent of 1.3%. pH of this solution will be (log 1.3…
  17. Which of the following will favour the reverse reaction in a chemical equilibrium?
  18. BaSO4(Mol. wt 233) has solubility 0.009 gmlit-1 at 298 K. Its solubility product is
  19. CH3COOH+H2⇋H3O++CH3COO-In the above reaction acid is
  20. pH of 0.001 M NaOH aqueous solution is
  21. On dissolving sodium carbonate in water pH of the solution
  22. A solution is said to be saturated w.r.t the electrolyte it contains if
  23. For the reversible reactionN2g+3H2g=2NH3g∆H is-93.7 Kj.The equilibrium will shift in…
  24. If NH3 is dissolved in water, pH of the solution
  25. Conjugate acid differs from its conjugate base by
  26. Precipitation takes place when
  27. Kspfor AgCl (mol wt 143.5) is 17 x 10-11 at 298K. The molar solubility of AgCl at 298 Kis
  28. Acetic acid is weak acid because it is
  29. During salt analysis NH4OH is added before adding NH4OH for third gp., cation analysis so as to
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