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Chemistry Mcqs

Submitted By :Ali Uppal


A solution can be both____________________?

  • (A)  dilute and concentrated
  • (B)  dilute and saturated
  • (C)  saturated and unsaturated
  • (D)  saturated and super saturated
Submitted By :Ali Uppal


The unit of molality is__________________?

  • (A)  moles dm-3
  • (B)  moles kg-1
  • (C)  gram dm-3
  • (D)  none
Submitted By :Ali Uppal


Solubility of CaF2 is 2.0×10-4 gdm-3 then Ksp of CaF2 is_______________?

  • (A)  4.0 x 10-8
  • (B)  3.2 x 10-11
  • (C)  2.0 x 10-8
  • (D)  4.0 x 10-12
Submitted By :Ali Uppal


Which of the following points are important in connection with equilibrium constant ?

  • (A)  Kc is constant at given temperature
  • (B)  Kc is unaffected by change in concentration of reactants or products
  • (C)  Kc indicates the extent of reaction but not about the rate of reaction.
  • (D)  All of the above
Submitted By :Ali Uppal


Which of the following molecule is polar__________________?

  • (A)  CCI4
  • (B)  CO2
  • (C)  BF3
  • (D)  none of the above
Submitted By :Ali Uppal


Submitted By :Ali Uppal


Which catalyst is used in contact process ?

  • (A)  Fe2O3
  • (B)  V2O5
  • (C)  SO3
  • (D)  Ag2O
Submitted By :Ali Uppal


Submitted By :Ali Uppal


A method of separation of components from its solution using Distribution law is ___________________?

  • (A)  Sublimation
  • (B)  Crystallisation
  • (C)  Solvent extraction
  • (D)  Distillation
Submitted By :Ali Uppal