dichromate
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dichromate — ● dichromate adjectif et nom Atteint de dichromatisme. dichromate [dikʀɔmat] n. m. ÉTYM. Mil. XXe; du grec di « deux », et khrôma « couleur », suff. ate. ❖ ♦ Méd. Personne affligée de dichromatisme … Encyclopédie Universelle
Dichromate — Di*chro mate, n. (Chem.) A salt of chromic acid containing two equivalents of the acid radical to one of the base; called also {bichromate}. [1913 Webster] … The Collaborative International Dictionary of English
dichromate — [dī krō′māt΄, dī′krōmāt΄] adj. [< DI 1 + CHROMATE] a salt of dichromic acid containing the divalent, negative radical Cr2O7 … English World dictionary
Dichromate — L ion dichromate (Cr2O72 ) est un puissant agent oxydant. L ion dichromate est toxique par simple contact ou inhalation. Il peut engendrer des cancers en particulier. Son utilisation est interdite dans les établissements scolaires de premier et… … Wikipédia en Français
Dichromate — Chromate Chromat Anion Dichromat Anion … Deutsch Wikipedia
dichromate — Bichromate Bi*chro mate, n. [Pref. bi + chromate.] (Chem.) A salt containing two parts of chromic acid to one of the other ingredients; as, potassium bichromate; called also {dichromate}. [1913 Webster] … The Collaborative International Dictionary of English
dichromate — noun Etymology: International Scientific Vocabulary Date: circa 1864 a usually orange to red chromium salt containing the anion Cr2O72 < dichromate of potassium > called also bichromate … New Collegiate Dictionary
dichromate — /duy kroh mayt/, n. Chem. a salt of the hypothetical acid H2Cr2O7, as potassium dichromate, K2Cr2O7. Also, bichromate. [1860 65; DI 1 + CHROMATE] * * * … Universalium
dichromate — noun any salt of dichromic acid; in solution the orange dichromate anion (CrO) is in equilibrium with the yellow chromate anion (CrO), the relative amount of each ion depending on the pH; they are both very … Wiktionary
dichromate — di•chro•mate [[t]daɪˈkroʊ meɪt[/t]] n. chem. a salt of the hypothetical acid H2Cr2O7, as potassium dichromate, K2Cr2O7 • Etymology: 1860–65 … From formal English to slang
