Rate Equation | A level Chemistry | Multiple Choice Question Walkthrough

Question Download: https://drive.google.com/file/d/1-u33lvDLKqfVzS5regXFdPo2_HNlhqD5/view?usp=sharing Rate Equations | A Level Chemistry Multiple Choice Question Walkthrough Description: Work through A Level Chemistry multiple choice questions on rate equations with this detailed walkthrough. Learn how to determine reaction orders, calculate concentrations, predict rate changes, and work with units of the rate constant. Each MCQ is explained step by step, helping you build confidence for AQA, OCR, Edexcel, and other exam boards. Timestamps / Chapters: 00:00 Introduction 00:35 Third-order reaction MCQ: units of the rate constant explained 02:10 MCQ: Reaction between P and Q – determining Q concentration in Experiment 2 03:20 Tripling concentration of P – effect on initial rate 03:50 Calculating change in Q for second-order effect 04:45 MCQ: Solutions of W and X with catalyst Y – predicting rate equations 05:30 Eliminating rate equations with products 06:00 Identifying catalyst in rate equation 06:45 Determining overall order from concentration changes 07:20 MCQ: Determining reaction order from graph data (X concentration) 07:50 First-order vs second-order graphs explained 08:20 Identifying second-order graph 09:32 MCQ: Reaction involving X, Y, Z – finding overall order 09:50 Eliminating zero-order reactants 10:15 Determining order of X from experiments 10:45 Determining order of Z 12:15 MCQ: Reaction of ethane and hydrogen – effect of pressure 12:45 Tripling pressure → tripling concentration of gases 13:15 Calculating overall rate increase (factor of 9) 14:05 MCQ: Reaction of propanone and ethane-1,2-diol – catalyst and rate law 14:45 Identifying benzene sulfonic acid as catalyst 15:10 Determining reaction order from rate changes 16:20 MCQ: Calculating units of the rate constant for a given rate equation 16:50 Rearranging rate equation to find k 17:20 Simplifying units (dm³, moles, seconds) 19:00 Summary & key takeaways Correction: 09:32 I meant to say pressure is proportional to concentration. Explore More: https://drive.google.com/file/d/1s3I5prjbJRR1U1lcKpXO9TQpQMaVoP66/view Connect with Us: Instagram: @chemistrytutor123 TikTok: @chemistrytutor123 Email: thechemistrytutor123@gmail.com Hashtags: #ALevelChemistry #RateEquations #MultipleChoiceQuestions #ChemistryRevision #ReactionOrder #ExamPreparation #PhysicalChemistry #ChemistryTutorials #AQA #OCR #edexceleconomics Correction: 09:32 I meant to say pressure is proportional to concentration