carbon-13

Questions

What does carbon-13 mean?

The less common of the two stable isotopes of carbon, 136C, having six protons and seven neutrons.

How to pronounce carbon-13

1. Open the pronunciation page — Open the Speakur entry for “carbon-13”.
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 “carbon-13”.
4. Repeat and practice — Say “carbon-13” aloud, matching stress and vowels until it feels natural.