Meaning of atomic number 7 in English

1. Pronunciation

   US accent

   How to pronounce atomic number 7 in American English, in context ▾
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   UK accent

   How to pronounce atomic number 7 in British English, in context ▾
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1. Noun

   atomic number 7

   Definitions

   1. a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas

   Examples

   • « constitutes 78 percent of the atmosphere by volume »
   • « a constituent of all living tissues »