Chemistry 0620 · IGCSE · Simple molecules and covalent bonds

Simple molecules and covalent bonds — practice question

The molecular structure of hydrazine, $\text{N}_2\text{H}_4$, is shown. Which statement about the bonding in hydrazine is incorrect?

  • AEach nitrogen atom has a non-bonding pair of electrons.
  • BEach nitrogen atom has four bonding pairs of electrons.
  • CEach nitrogen atom shares one of its electrons with a nitrogen atom.
  • DEach nitrogen atom shares two of its electrons with hydrogen atoms.

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