Chemistry 5070 · O Level · Simple molecules and covalent bonds

Simple molecules and covalent bonds — practice question

Among the molecules shown, how many have only a single covalent bond? $\text{Cl}_2$ \quad $\text{H}_2$ \quad $\text{HCl}$ \quad $\text{N}_2$ \quad $\text{O}_2$

  • A2
  • B3
  • C4
  • D5

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