See also: H1, H₁·, H1·, H1-, H1⁻, H₁-, H1+, H1⁺, H₁+, H₁⁺, H₁, and H-1

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H₁⁻

  1. monatomic hydrogen anion
    Synonyms: H1·, H1-, H1⁻, H₁-, H-, H⁻
    Hyponyms: D⁻, D₁⁻, T⁻, T₁⁻
  2. monatomic protium negative ion