DP Chemistry (last assessment 2024)
Question 18M.2.hl.TZ1.a
Date | May 2018 | Marks available | [Maximum mark: 1] | Reference code | 18M.2.hl.TZ1.a |
Level | hl | Paper | 2 | Time zone | TZ1 |
Command term | Describe | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
18M.2.hl.TZ1.a
Calcium carbide, CaC2, is an ionic solid.
Describe the nature of ionic bonding.
[1]
Markscheme
electrostatic attraction AND oppositely charged ions
[1 mark]
