DP Chemistry (first assessment 2025)
Question 22M.1A.HL.TZ2.20
| Date | May 2022 | Marks available | [Maximum mark: 1] | Reference code | 22M.1A.HL.TZ2.20 |
| Level | HL | Paper | 1A | Time zone | TZ2 |
| Command term | Interpret | Question number | 20 | Adapted from | N/A |
20.
[Maximum mark: 1]
22M.1A.HL.TZ2.20
Which energy profile diagram represents an exothermic SN1 reaction?
[1]
Markscheme
C
Syllabus sections
Reactivity 3. What are the mechanisms of chemical change? » Reactivity 3.4—Electron-pair sharing reactions » Reactivity 3.4.9—Nucleophilic substitution reactions include the reactions between halogenoalkanes and nucleophiles. Describe and explain the mechanisms of the reactions of primary and tertiary halogenoalkanes with nucleophiles.