trihydraten.

/trʌɪˈhʌɪdrət/

Etymology: < tri- comb. form 3a + hydrate n.

Chemistry.

A compound containing three molecules of water combined with an element or radical or with another compound; also, a compound containing three hydroxyl groups, OH, united to an element or radical; e.g. bismuth trihydrate, which may be regarded as Bi₂O₃, 3H₂O or as Bi(OH)₃.

ΘΚΠ

the world > matter > chemistry > chemical substances > named compounds > [noun] > water > compounds of hydrates > by number of water molecules

pentahydrate1842

trihydrate1854

tetrahydrate1886

1854 J. Scoffern in Orr's Circle Sci., Chem. 374 A crystallized trihydrate of phosphoric acid results.

1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 377 The trihydrate is the ordinary gelatinous precipitate obtained by treating solutions of aluminium-salts.

1888 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. (rev. ed.) I. 145 Aluminium..Trihydrate... Occurs native, in hexagonal fibrous crystals, as gibbsite, and hydrargyllite.

Derivatives

trihydrated adj. combined with three molecules of water.

ΚΠ

1868 H. Watts Dict. Chem. IV. 83 Nitrates..Copper also forms a trihydrated salt, Cu″N²O⁶.3H²O.

This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022).

单词	trihydrate
释义	trihydraten. /trʌɪˈhʌɪdrət/ Etymology: < tri- comb. form 3a + hydrate n. Chemistry. A compound containing three molecules of water combined with an element or radical or with another compound; also, a compound containing three hydroxyl groups, OH, united to an element or radical; e.g. bismuth trihydrate, which may be regarded as Bi₂O₃, 3H₂O or as Bi(OH)₃. ΘΚΠ the world > matter > chemistry > chemical substances > named compounds > [noun] > water > compounds of hydrates > by number of water molecules pentahydrate1842 trihydrate1854 tetrahydrate1886 1854 J. Scoffern in Orr's Circle Sci., Chem. 374 A crystallized trihydrate of phosphoric acid results. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 377 The trihydrate is the ordinary gelatinous precipitate obtained by treating solutions of aluminium-salts. 1888 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. (rev. ed.) I. 145 Aluminium..Trihydrate... Occurs native, in hexagonal fibrous crystals, as gibbsite, and hydrargyllite. Derivatives trihydrated adj. combined with three molecules of water. ΚΠ 1868 H. Watts Dict. Chem. IV. 83 Nitrates..Copper also forms a trihydrated salt, Cu″N²O⁶.3H²O. This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022). > as lemmas tri-hydrate Categories » tri-hydrate n. Brit. /(ˌ)trʌɪˈhʌɪdrət/ , /(ˌ)trʌɪˈhʌɪdreɪt/ , U.S. /ˌtraɪˈhaɪdrət/ , /ˌtraɪˈhaɪˌdreɪt/ extracted from tri-comb. form < n.1854 as lemmas
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trihydraten.

Derivatives

> as lemmas