Parahydrogen

From Fresh Dictionary

English

Noun

parahydrogen

1. ((physics{{#if:|, {{{2}}}{{#if:|, {{{3}}}{{#if:|, {{{4}}}{{#if:|, {{{5}}}{{#if:|, {{{6}}}{{#if:|, {{{7}}}{{#if:|, {{{8}}}{{#if:|, {{{9}}}}}}}}}}}}}}}}}}})) The form of the hydrogen molecule in which the two nuclei have antiparallel spin; about 25% of natural hydrogen

See also

• orthohydrogen