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Chemistry•Stoichiometry & Equilibrium

Reaction rates and equilibrium

Senior High 6 questions
AI-drafted from platform data — specialist review scheduledBy DigiTransact Mastermind editorial team
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What reaction rates and equilibrium means

Factors affecting rates and Le Chatelier’s principle.

Before you start

Not confident yet? Work through The mole concept first.

Worked example

One question from this skill's own question bank, shown with its full working.

Question

Which change usually increases the rate of a reaction?

  • lowering the temperature
  • decreasing concentration
  • adding a suitable catalyst
  • using larger solid lumps
Answer: adding a suitable catalyst

Working: A catalyst provides a lower-energy pathway, speeding up the reaction.

Curriculum and exam alignment

Ghana GES SHS syllabusWASSCE

Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.

Related skills

Other Stoichiometry & Equilibrium skills in Chemistry, at the same point in the course.

Other Chemistry topics

SHS Acids, Salts & Organic ChemistrySHS ElectrochemistryChemistry: Atomic Structure & PeriodicityChemistry: Reactions & the MoleOrganic Chemistry DepthEnergetics & Reaction Rates

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Exams that assess reaction rates and equilibrium

Senior High work on this skill feeds directly into these exam papers. Each page lists the Chemistry topics that appear on it.

WASSCEWASSCE practice questionsFree WASSCE practice across the subjects at this stage, with worked answers.GESGES practice questionsFree GES practice across the subjects at this stage, with worked answers.IGCSEIGCSE practice questionsListed as a related subject on the IGCSE practice page.

How this page was produced

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Practise reaction rates and equilibrium

6 questions with a worked answer after every attempt, and a SmartScore that tracks how close you are to mastery.

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