Word Pronunciation & Dictionary

Questions

What does rubidium oxide mean?
any oxide of rubidium, but especially the yellow solid Rb₂O; it is a strong base, reacting strongly with water to form the hydroxide and with acids to form normal salts

How to pronounce rubidium oxide

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