Αποτελέσματα Αναζήτησης
AP Chemistry 2022 Scoring Commentary Question 2 (continued) Sample: 2B Score: 5 This response earne d 5 points. In part (a) the point was earned because the response states that the hydrogen atoms are being reduced and gives the correct oxidation numbers. In part (b) no point was earned because the C atom does not follow the octet rule.
Directions: Questions 1–3 are long free-response questions that require about 23 minutes each to answer and are worth 10 points each. Questions 4–7 are short free-response questions that require about 9 minutes each to answer and are worth 4 points each.
Download free-response questions from past AP Chemistry exams, along with scoring guidelines, sample responses from exam takers, and scoring distributions.
College Board AP Chemistry: Past Exams. Concise resources for the AP College Board Chemistry course. Exam paper questions organised by topic and difficulty. Our worksheets cover all topics from GCSE, IGCSE and A Level courses. Give them a try and see how you do!
Dr V takes you through the last free response question from the 2022 AP Chemistry exam. This question focuses on Ksp problems!
point. (h) For a curve that shows a correct starting and half-equivalence point, consistent with part (g): The curve starts at pH ≈ 3.11 and passes through the pKa calculated in part (g) at 5 mL . See example response below.
AP Chemistry Practice Exams Free Response Notes Videos Study Guides. Here’s a rundown of all of the AP Chemistry practice exams that are available online. Working through practice questions is the best way to prepare for your exams. Get started on your AP Chem test prep now!
