Chemistry 0620 · IGCSE · Oxides

Oxides — practice question

Details about four oxides, J, K, L and M, are given. J gives off ammonia when it is added to aqueous ammonium chloride. K reacts with aqueous sodium hydroxide. L is the oxide of an element in Group I. M is an oxide of an element from the top-right part of the Periodic Table. Which row is the correct one?

  • Aacidic oxides: J and K; basic oxides: L and M
  • Bacidic oxides: L and M; basic oxides: J and K
  • Cacidic oxides: K and M; basic oxides: J and L
  • Dacidic oxides: J and L; basic oxides: K and M

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