A-LevelChemistryNitrogen and sulfur9701/12 · Oct/Nov 2016 · Q361 Mark
Oxides of both sulfur and nitrogen are present in the atmosphere. Which statements are correct? 1 Oxides of both sulfur and nitrogen can be formed in internal combustion engines. 2 Oxides of both sulfur and nitrogen can be produced by direct combination of the elements. 3 Oxides of both sulfur and nitrogen are involved in the formation of acid rain.
A1, 2 and 3 are correct
B1 and 2 only are correct
C2 and 3 only are correct
D1 only is correct
✓ Correct answer
A: 1, 2 and 3 are correct
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