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Pregunta 79

A metal reacts directly with a halogen. Which product class should the reaction record use?

  1. An ionic metal halideRespuesta correcta
  2. A noble-gas element
  3. A metal hydroxide only
  4. An uncombined elemental mixture

Explicación

Metal and halogen atoms commonly form an ionic metal halide, the family name for salts such as chlorides or bromides. A hydroxide would require the hydroxide ion, while a noble gas is an element family rather than this reaction's product.

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Pregunta 79: A metal reacts directly with a halogen. Which product class… · The Periodic Table and Elements · Questena