Unit of equilibrium constant for PCl5 PCl3 + Cl2

  • no units
  • mol dm-3
  • dm3mol-1
  • [mol dm-3]-2

In equilibrium constant expression, the concentration of products is taken in/on the

  • right side
  • left side
  • numerator
  • denominator

Unit of equilibrium constant for H2 + I2 2HI is

  • no units
  • mol dm-3
  • dm3mol-1
  • none of above

What is the representation of a reversible reaction?

  • single arrow
  • double arrows
  • bar
  • none of above

The rate at which the reaction proceeds is directly proportional to the product of the active masses of

  • products
  • reactants
  • catalysts
  • none of above

Which of the following is the correct representation for "active mass"?

  • ( )
  • { }
  • [ ]
  • none of above
0 h : 0 m : 1 s

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