atomic number 90

Questions

What does atomic number 90 mean?

a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands

How to pronounce atomic number 90

1. Open the pronunciation page — Open the Speakur entry for “atomic number 90”.
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 “atomic number 90”.
4. Repeat and practice — Say “atomic number 90” aloud, matching stress and vowels until it feels natural.