| Date | May 2013 | Marks available | 1 | Reference code | 13M.1.sl.TZ1.6 |
| Level | SL | Paper | 1 | Time zone | TZ1 |
| Command term | State | Question number | 6 | Adapted from | N/A |
Question
Which statements about the isotopes of an element are correct?
I. They have the same chemical properties.
II. They have different physical properties.
III. They have the same number of protons and electrons.
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
Markscheme
D
Examiners report
[N/A]
Syllabus sections
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