Mistakes
Go back to every question you got wrong.
Every wrong quiz answer is saved with the right answer and the page it came from. Revisit Mistakes quizzes you on just those.
Mistakes · Organic Chemistry
4 kept
SN1 and SN2 mechanisms
Revisit MistakesWhich substrate favours SN1missed 3 times
You said: Primary alkyl halide
The material says: Tertiary. The carbocation is stabilised by three alkyl groups.
Effect of a polar aprotic solvent
You said: Slows the reaction down
The material says: It speeds SN2 up by leaving the nucleophile unsolvated.
How it works
- 1
Get a question wrong
Any question you miss in a quiz is saved under its concept.
- 2
Compare the answers
See your answer beside the right one, with the page it came from.
- 3
Revisit them
Revisit Mistakes makes a new quiz on just the points you missed in that concept.
Features
Saved as you go
Wrong answers are saved automatically, so you don't have to write them down.
Linked to your pages
Each quiz mistake shows the page, slide or video timestamp the right answer came from.
Cleared when you get it right
A mistake leaves the list when you answer a question on it correctly in Revisit Mistakes.
Mistakes from Lessons too
What you struggle with in a voice Lesson is saved under the concept.
Frequently asked questions
When does a mistake leave the list?
When you answer a question on it correctly in Revisit Mistakes, whether the mistake came from a quiz or a Lesson. Getting it right in an ordinary quiz doesn't clear it.
What does Revisit Mistakes ask?
New questions on the points you got wrong in that concept, written from your study material.
Does Revisit Mistakes count as a quiz?
Yes. There is no limit on quizzes, on Pro and in its 3-day free trial.