DP Chemistry (first assessment 2025)
Question 19N.1A.SL.TZ0.27
Date | November 2019 | Marks available | [Maximum mark: 1] | Reference code | 19N.1A.SL.TZ0.27 |
Level | SL | Paper | 1A | Time zone | TZ0 |
Command term | Identify | Question number | 27 | Adapted from | N/A |
27.
[Maximum mark: 1]
19N.1A.SL.TZ0.27
Which will react with a halogen by an electrophilic substitution mechanism?
[1]
Markscheme
A
Syllabus sections
Reactivity 3. What are the mechanisms of chemical change? » Reactivity 3.4—Electron-pair sharing reactions » Reactivity 3.4.13—Electrophilic substitution reactions include the reactions of benzene with electrophiles. Describe and explain the mechanism of the reaction between benzene and a charged electrophile, E+.