Zadanie 12d
Wzorowane na: Chemistry SL Paper 3, May 2024, TZ2, pytanie 12(d). Treść, dane i kontekst są zmienione; sprawdzane umiejętności, format i punktacja jak w oryginale.
Darmowe konto pozwoli wrócić do niego później.
Polecenie
Lidocaine and procaine are local anaesthetics. Their structures are shown.
Deduce the name of one functional group that is present in both molecules and the name of one functional group that is present in procaine only.
Sprawdź rozwiązanieUkryj rozwiązanieKlucz i punktacja
Odpowiedź z klucza
functional group in both: any one of:
amino/amine ✔
OR
phenyl/benzene ring ✔
OR
carbonyl ✔
functional group in procaine only: ester ✔
OR
primary amine/primary amino ✔
Schemat punktowania
Apply the list principle. M1: one group present in both molecules. M2: ester, or the primary amino group, which only procaine has. Accept "amide/amido" only as the group in lidocaine, not as a correct answer for either mark.