D: sulfur dioxide
Oracle Prep sorts past-paper questions by topic, so you can drill Chemistry of the Environment and see which topics are most likely to come up next.
Sign up free →Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content
What is not essential for photosynthesis?
Choose from the following gases to answer the questions below. CCIF3 CH4 CO CO2 H2 N2 NH3 O2 SO2 Each gas can be used…
The table shows the composition of exhaust gases from an internal combustion engine. What is gas Y?
Concentrated aqueous sodium chloride is electrolysed using inert electrodes. Which statement about this electrolysis …
The diagram shows the energy profile of a chemical reaction. Two energy changes are labelled X and Y. Which statement…
In the graph, curve 1 was obtained by observing the decomposition of 100 cm³ of 1.0 mol/dm³ hydrogen peroxide solutio…