Answer | Crossword Clue |
---|---|
PARAMOUNT | The highest normal total (9) |
orthohydrogen | the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction |
orthohydrogens | ORTHOHYDROGEN, the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction |