Chemistry · Classification of organic compounds based on functional groups and those containing halogens, oxygen, nitrogen and sulphur, homologous series

Which one of the following is correct?

Which one of the following is correct?

  • A. A mineral cannot be an ore
  • B. An ore cannot be a mineral
  • C. All minerals are ores
  • D. All ores are minerals

Step-by-step solution

An ore is a natural material from which a valuable mineral or metal can be extracted profitably. Since ores are composed of minerals, all ores are minerals. However, not all minerals are ores because many are not economically viable. Therefore, option D is correct.
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