A-Level
CAIE
Chemistry
May 2025
QP-202505-Chemistry-P12 · Question 2
Question (excerpt):
2 How many neutrons are contained in an atom of iron with a mass number of 60? A 26 B 30 C 34 D 60
2 How many neutrons are contained in an atom of iron with a mass number of 60? A 26 B 30 C 34 D 60
Official Mark Scheme & Solution
The official answer and mark scheme are available to signed-in users in the PaperAce App.
