[pahy-ruh-suhl-feyt] /ˌpaɪ rəˈsʌl feɪt/
a salt of .
A salt or ester of pyrosulfuric acid, containing the group S2O7.
[pahy-roh-suhl-fyoo r-ik] /ˌpaɪ roʊ sʌlˈfyʊər ɪk/ adjective, Chemistry. 1. of or derived from ; disulfuric.
noun, Chemistry. 1. an oily, hygroscopic, corrosive liquid, H 2 S 2 O 7 , that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes. pyrosulfuric acid (pī’rō-sŭl-fyr’ĭk) A heavy, oily, colorless to […]
/ˌpaɪrəʊˈsʌlfeɪt/ noun 1. any salt of pyrosulphuric acid Also called disulphate
- Pyrosulphuric acid
/ˌpaɪrəʊsʌlˈfjʊərɪk/ noun 1. a fuming liquid acid made by adding sulphur trioxide to concentrated sulphuric acid. Formula: H2S2O7 Also called disulphuric acid See also fuming sulphuric acid