Which row in the table shows the correct number of protons, neutrons, and electrons in a single 59Co2+^{59}\text{Co}^{2+}59Co2+ ion?
Protons
Neutrons
Electrons
A
27
32
29
B
27
32
25
C
32
27
25
D
27
59
25
A
Row A
B
Row B
C
Row C
D
Row D
Markscheme
Atomic structure Questions
33 exam-style questions on AQA A Level Chemistry Atomic structure, covering Fundamental particles, Mass number and isotopes, and Electron configuration. Each one has a worked solution and a mark scheme showing where the marks go.