van arkel–ketelaar triangle

Questions

What does van arkel–ketelaar triangle mean?

A triangle which can be used to organize chemical compounds by the degree of metallic, ionic, or covalent character of their bonds.

Where does van arkel–ketelaar triangle come from?

Named after Dutch chemists Anton Eduard van Arkel and J. A. A. Ketelaar.

How to pronounce van arkel–ketelaar triangle

1. Open the pronunciation page — Open the Speakur entry for “van arkel–ketelaar triangle”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “van arkel–ketelaar triangle”.
4. Repeat and practice — Say “van arkel–ketelaar triangle” aloud, matching stress and vowels until it feels natural.