Chemistry 0620 · IGCSE · Simple molecules and covalent bonds

Simple molecules and covalent bonds — practice question

Element R produces a covalent compound $R_2Si$ with silicon. Which row identifies R?

  • Ametallic, group II
  • Bmetallic, group VI
  • Cnon-metallic, group II
  • Dnon-metallic, group VI

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