DP Chemistry (last assessment 2024)
Question 17N.1.sl.TZ0.12
Date | November 2017 | Marks available | [Maximum mark: 1] | Reference code | 17N.1.sl.TZ0.12 |
Level | sl | Paper | 1 | Time zone | TZ0 |
Command term | Question number | 12 | Adapted from | N/A |
12.
[Maximum mark: 1]
17N.1.sl.TZ0.12
Which statements are correct for metals?
I. They conduct electricity because they have free moving ions.
II. They consist of a close-packed lattice of positive ions with delocalized electrons.
III. They are malleable because the layers of positive ions can slide over each other.
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
[1]
Markscheme
C