DP Chemistry (last assessment 2024)
Question 18N.2.sl.TZ0.4b.ii
| Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.2.sl.TZ0.4b.ii |
| Level | sl | Paper | 2 | Time zone | TZ0 |
| Command term | State | Question number | b.ii | Adapted from | N/A |
b.ii.
[Maximum mark: 1]
18N.2.sl.TZ0.4b.ii
Properties of elements and their compounds can be related to the position of the elements in the periodic table.
(b.ii)
State a physical property of sodium oxide.
[1]
Markscheme
Any one of:
brittle ✔
high melting point/crystalline/solid «at room temperature» ✔
low volatility ✔
conducts electricity when molten ✔
does not conduct electricity at room temperature ✔
Do not accept soluble in water.
Ignore any chemical properties.
