10. Chemistry of the environment
A section of Chemistry, 5070
Listing 10 of 235 questions
Choose from the list of compounds to answer these questions. calcium oxide carbon dioxide carbon monoxide lead chloride propan‑1‑ol sodium nitrate sodium sulfate sulfur dioxide water Each compound may be used once, more than once or not at all. Identify the compound that: is a toxic gas produced by the incomplete combustion of carbon‑containing compounds turns anhydrous copper(sulfate blue leads to deoxygenation of water in rivers in aqueous solution, gives a white precipitate on addition of acidified aqueous barium chloride contains an anion with a charge of –1.
5070_w23_qp_21
THEORY
2023
Paper 2, Variant 1
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Questions Discovered
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