Chemistry 0620 · IGCSE · Simple molecules and covalent bonds

Simple molecules and covalent bonds — practice question

In which molecule are all outer-shell electrons used for covalent bonding?

  • A$\text{Cl}_2$
  • B$\text{CH}_4$
  • C$\text{HCl}$
  • D$\text{NH}_3$

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