Adrian Dingle’s Chemistry Pages

The home on the web of chemistry author, writer, educator and tutor, Adrian Dingle
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What’s New?

3rd Ed. of Crash Course review book

Fully updated for the 2020 exam, the new edition of the best selling review book is now available for on Amazon and all the usual outlets.

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AP Notes Task Answers (2019 - ) 9 UNITS

The updated, i.e., re-numbered answers to the Tasks within the AP notes can be found here

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2019 Released Free Response Answers

My comments on, and answers to, the 2019 AP Chemistry released FRQ's are now available. Try to work out your FRQ score!

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91 LO's from the 'new' (05/19) CED analyzed

The recently updated (May 2019) AP Chemistry Course and Exam Description analyzed, with each of the ‘new’ 91 LO’s broken down

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Chemistry Tutoring

Many high school students find that chemistry is a challenging subject for a variety of reasons. Those reasons include the intellectual demands of the subject, difficulties with the mathematical aspects of chemistry, and problems associated with the instruction they are receiving at school (often related to issues such as class size, teaching styles and other agendas). As a result, many students will fail to reach their full potential in the subject.

Private chemistry tutoring will help the student reach that potential.

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“We would like to thank you for helping our son develop proficiency in AP Chemistry and especially in developing critical thinking skills in this subject. For a sophomore student he has come a long way in understanding complex areas of the subject and your teaching helped him substantially.” – R in NJ, USA


“I got a 5 on AP chemistry and a 770 on the subject test. Thank you so much for all your help this year. I couldn’t have done it without you.” – Vivian in CT, USA

AP Chemistry

Crash Course

The best-selling review book that cuts straight to the chase, and delivers higher scores on the AP chemistry exam. NEW, 3rd Edition, updated for the 2020 exam, out in January 2020. Pre-order now.