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COMEDK Equilibrium — practice questions — page 3

Explore 69 free Equilibrium questions in COMEDK Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Equilibrium questions and exercises with answers

Showing questions 61–69 of 69.

Which ones belongRead the answer and worked solution →Physical or chemicalRead the answer and worked solution →Which is greaterRead the answer and worked solution →One word is wrongRead the answer and worked solution →Spot the false statementRead the answer and worked solution →Which one does not belongRead the answer and worked solution →Order the sealed box stagesRead the answer and worked solution →Knock out the true statementsRead the answer and worked solution →Which principle explains itRead the answer and worked solution →

Worked practice questions

Which ones belong

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Questions
  1. Items
    1. Text
      A closed vessel
      Matches the category
      Yes
    2. Text
      A sealed box
      Matches the category
      Yes
    3. Text
      Open watch glass
      Matches the category
      No
    4. Text
      Open to the room
      Matches the category
      No
    Category
    Can reach equilibrium
  2. Items
    1. Text
      Rates are equal
      Matches the category
      Yes
    2. Text
      Activity goes on
      Matches the category
      Yes
    3. Text
      All has stopped
      Matches the category
      No
    4. Text
      Only forward runs
      Matches the category
      No
    Category
    True at equilibrium
Instructions
Tap only the items that fit the category shown.
_Source: syllabus Chemistry Part I, Unit 6 'Equilibrium'_

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Physical or chemical

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Left
Physical
Items
  1. Region
    Physical
    Item
    Ice and water
  2. Region
    Physical
    Item
    Sugar dissolving
  3. Region
    Chemical
    Item
    Reactant to prod
  4. Region
    Chemical
    Item
    Equilibrium mix
  5. Region
    both
    Item
    Rates are equal
  6. Region
    both
    Item
    Is dynamic
Right
Chemical
Instructions
Drop each example into its kind of equilibrium, or into the overlap.
_Source: syllabus Chemistry Part I, Unit 6 'Equilibrium'_

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Which is greater

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Questions
  1. A
    Boiling point at sea level
    B
    Boiling point at altitude
    Higher value
    Boiling point at sea level
  2. A
    CO2 dissolved in a sealed bottle
    B
    CO2 dissolved once opened
    Higher value
    CO2 dissolved in a sealed bottle
  3. A
    Products when the reaction barely proceeds
    B
    Reactants when the reaction barely proceeds
    Higher value
    Reactants when the reaction barely proceeds
  4. A
    Forward rate just after mixing
    B
    Reverse rate just after mixing
    Higher value
    Forward rate just after mixing
Instructions
Tap the side with the greater value.
_Source: syllabus Chemistry Part I, Unit 6 'Equilibrium'_

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More Chemistry topics

Chemical EquilibriumElectrochemistryCoordination CompoundsElectrochemical SeriesIdeal and Non-Ideal SolutionsIdeal SolutionsNon-Ideal SolutionsReactions in Aqueous Solution