| Date | November 2010 | Marks available | 1 | Reference code | 10N.1.sl.TZ0.12 |
| Level | SL | Paper | 1 | Time zone | TZ0 |
| Command term | Question number | 12 | Adapted from | N/A |
Question
Which substance is made up of a lattice of positive ions and free moving electrons?
A. Graphite
B. Sodium chloride
C. Sulfur
D. Sodium
Markscheme
D
Examiners report
[N/A]
