DP Chemistry (last assessment 2024)
Question 18M.3.sl.TZ2.a
| Date | May 2018 | Marks available | [Maximum mark: 2] | Reference code | 18M.3.sl.TZ2.a |
| Level | sl | Paper | 3 | Time zone | TZ2 |
| Command term | Identify | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 2]
18M.3.sl.TZ2.a
Antiviral medications such as zanamivir (Relenza) are commonly available for consumer use.
Identify the names of two functional groups present in zanamivir using section 37 of the data booklet.
[2]
Markscheme
Any two of:
hydroxyl
carboxyl/carbonyl
ether
amido/carbonyl
Accept “alcohol/hydroxy” for “hydroxyl”, “carboxylic acid” for “carboxyl” and “amide/carboxamide” for “amido”.
Accept “amino/amine” OR “imine/imino” but these are not correct as they are part of the guanidino group.
Accept “alkenyl/alkene/carbon to carbon double bond” but not “C=C” OR “carbon double bond”.
Accept “carbonyl” only once.
Accept “heterocyclic ring” for “ether”.
[2 marks]
