DP Chemistry (last assessment 2024)
Question 18N.1.sl.TZ0.1
| Date | November 2018 | Marks available | [Maximum mark: 1] | Reference code | 18N.1.sl.TZ0.1 |
| Level | sl | Paper | 1 | Time zone | TZ0 |
| Command term | Question number | 1 | Adapted from | N/A |
1.
[Maximum mark: 1]
18N.1.sl.TZ0.1
How many moles of FeS2 are required to produce 32 g of SO2? (Ar: S = 32, O = 16)
4FeS2 (s) + 11O2 (g) → 2Fe2O3 (s) + 8SO2 (g)
A. 0.25
B. 0.50
C. 1.0
D. 2.0
[1]
Markscheme
A