polysulphide

/ ˌpɒlɪˈsʌlfaɪd /

noun

1. any sulphide of a metal containing divalent anions in which there are chains of sulphur atoms, as in the polysulphides of sodium, Na 2 S 2 , Na 2 S 3 , Na 2 S 4 , etc

Example Sentences

"Reaction rates increased with higher polysulphide concentrations, as polysulphide serves as the reactive intermediates during SRR."

Read more on Science Daily

Coating those same structures with water-loving polymers helped to trap the polysulphide products.

Read more on Nature