Sodium bichromate, Na 2 Cr 2 0 7.2H 2 0, may be obtained by the addition of the requisite quantity of chromium trioxide to a solution of sodium chromate.
D'Arzo Cr Pq C Tr ' PgL.
The most prominent leader of the junta rt cr was its secretary Mariano Moreno 1 3' M (7 - 8 7 181I), who with a number of other active supporters of the patriot cause succeeded in raising a considerable force of Buenos Aireans to maintain, arms in hand, their nationalist and anti-Spanish doctrines.
The grotip cr gives ur, just like dr (jaure, jacre; naure, nocCre; plaure, placdre; but facere, dicer e, d u c e r e, make far (fer), dir, dun.
As a rule - to which, however, there are exceptions - the clitellum consists of two cr three segments only in the small aquatic Oligochaeta, while in the terrestrial forms it is as a general rule, to which again there are exceptions, a more extensive, sometimes much more extensive, region.
Asanga managed with great dexterity to reconcile the two opposing systems by placing a number of Saivite gods cr devils, both male and female, in the inferior heavens of the then prevalent Buddhism, and by representing them as worshippers and supporters of the Buddha and of Avalokitesvara.
The sesquioxide, Cr 2 0 3, occurs native, and can be artificially obtained in several different ways, e.g., by igniting the corresponding hydroxide, or chromium trioxide, or ammonium bichromate, or by passing the vapours of chromium oxychloride through a red-hot tube, or by ignition of mercurous chromate.
Potassium bichromate, K 2 Cr 2 0 7, is obtained by fusing chrome ironstone with soda ash and lime (see above), the calcium chromate formed in the process being decomposed by a hot solution of potassium sulphate.
Other hydrated oxides such as Cr 2 0 3.2H 2 0 have also been described.
It is principally due to a lack of alcohol in the wine cr to lack of acidity in the must.