Chemistry 0620 · IGCSE · Oxides

Oxides — practice question

The following are some properties of four oxides. Oxide 1 reacts with both acids and alkalis to produce salts. Oxide 2 reacts with acids to produce salts but does not react with alkalis. Oxide 3 reacts with alkalis to produce salts but does not react with acids. Oxide 4 does not react with acids or alkalis. Which row describes the oxides?

  • Aoxide 1: amphoteric, oxide 2: acidic, oxide 3: basic, oxide 4: neutral
  • Boxide 1: amphoteric, oxide 2: basic, oxide 3: acidic, oxide 4: neutral
  • Coxide 1: neutral, oxide 2: acidic, oxide 3: basic, oxide 4: amphoteric
  • Doxide 1: neutral, oxide 2: basic, oxide 3: acidic, oxide 4: amphoteric

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