orthohydrogen

/awr-thuh-hahy-druh-juhn/US // ˌɔr θəˈhaɪ drə dʒən //UK // (ˌɔːθəʊˈhaɪdrədʒən) //

正氢,正氢气,正氢酸,正氢物

Definitions

n.名词 noun

1
Physics, Chemistry.
- : the form of molecular hydrogen in which the nuclei of the twohydrogen atoms contained in the molecule have spins in the same direction.