thionic acid

Meaning

1. noun Any oxyacid of sulfur of the form H2SnO6 (examples are known having n from 2 to 6)
2. noun Any thiocarboxylic acid

Similar words

trithionic acid polythionic acid thioacid dithionic acid thiosulfuric acid tetrathionic acid tetrathionate monothionic acid dithionate thiosulfonic acid