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cro

cro Sentence Examples

  • This qualification even was considered unnecessary in Charles I.'s time (Cro.

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  • This page gives an overview of all articles in the 1911 Brittanica which are alphabetized under Cro to Cun.

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  • - His works are numerous: Les Fees au moyen age and Histoire des legendes pieuses au moyen age; two books filled with ingenious ideas, which were published in 1843, and reprinted after the death of the author, with numerous additions under the title Cro y ances et legendes du moyen age (1896); Histoire des grandes folets de la Gaule et de l'ancienne France (1850, a 3rd ed.

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  • Chromium forms three series of compounds, namely the chromous salts corresponding to CrO, chromous oxide, chromic salts, corresponding to Cr203, chromium sesquioxide, and the chromates corresponding to Cr0,, chromium trioxide or chromic anhydride.

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  • Chromous oxide, CrO, is unknown in the free state, but in the hydrated condition as Cr04H 2 0 or Cr(OH) 2 it may be prepared by precipitating chromous chloride by a solution of potassium hydroxide in air-free water.

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  • Several forms of hydrated chromium sesquioxide are known; thus on precipitation of a chromic salt, free from alkali, by ammonia, a light blue precipitate is formed, which after drying over sulphuric acid, has the composition Cr 2 0 3 -7H 2 0, and this after being heated to zoo° C. in a current of hydrogen leaves a residue of composition CrO.

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  • Oxyhalogen derivatives of chromium are known, the oxychloride, CrO 2 C1 21 resulting on heating potassium bichromate and common salt with concentrated sulphuric acid.

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  • It distils over as a dark red liquid of boiling point 117° C., and is to be regarded as the acid chloride corresponding to chromic acid, CrO 2 (OH) 2.

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  • Potassium chlorochromate, CrO 2 Cl OK, is produced when potassium bichromate is heated with concentrated hydrochloric acid and a little water, or from chromium oxychloride and saturated potassium chloride solution, when - it separates as a red crystalline salt.

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  • Chromium trioxide dissolves readily in water, and the solution is supposed to contain chromic acid, H 2 CrO 4; the salts of this acid are known as the chromates.

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  • The series will thus possess the following general formulae M 2 CrO 4 M2Cr207 M2Cr30,0 &c. (M =one atom of a normal chromate bichromate trichromate monovalent metal.) Chromates.

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  • Sodium chromate, Na 2 CrO 4.10H20, forms pale yellow crystals isomorphous with hydrated sodium sulphate, Na2S04.10H20.

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  • chromate ions, CrO 4 2- -, moving toward the positive electrode.

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  • Many of the historical documents on this site are to be found at the CRO.

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  • Click here for the structure of the cro repressor from phage 434.

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  • chromium trioxide is acidic and dissolves in water to give the fairly strong acid, H 2 CrO 4 with p K a 0.74.

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  • This qualification even was considered unnecessary in Charles I.'s time (Cro.

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  • This page gives an overview of all articles in the 1911 Brittanica which are alphabetized under Cro to Cun.

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  • - His works are numerous: Les Fees au moyen age and Histoire des legendes pieuses au moyen age; two books filled with ingenious ideas, which were published in 1843, and reprinted after the death of the author, with numerous additions under the title Cro y ances et legendes du moyen age (1896); Histoire des grandes folets de la Gaule et de l'ancienne France (1850, a 3rd ed.

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  • Chromium forms three series of compounds, namely the chromous salts corresponding to CrO, chromous oxide, chromic salts, corresponding to Cr203, chromium sesquioxide, and the chromates corresponding to Cr0,, chromium trioxide or chromic anhydride.

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  • Chromous oxide, CrO, is unknown in the free state, but in the hydrated condition as Cr04H 2 0 or Cr(OH) 2 it may be prepared by precipitating chromous chloride by a solution of potassium hydroxide in air-free water.

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  • Several forms of hydrated chromium sesquioxide are known; thus on precipitation of a chromic salt, free from alkali, by ammonia, a light blue precipitate is formed, which after drying over sulphuric acid, has the composition Cr 2 0 3 -7H 2 0, and this after being heated to zoo° C. in a current of hydrogen leaves a residue of composition CrO.

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  • Oxyhalogen derivatives of chromium are known, the oxychloride, CrO 2 C1 21 resulting on heating potassium bichromate and common salt with concentrated sulphuric acid.

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  • It distils over as a dark red liquid of boiling point 117° C., and is to be regarded as the acid chloride corresponding to chromic acid, CrO 2 (OH) 2.

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  • Potassium chlorochromate, CrO 2 Cl OK, is produced when potassium bichromate is heated with concentrated hydrochloric acid and a little water, or from chromium oxychloride and saturated potassium chloride solution, when - it separates as a red crystalline salt.

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  • Chromium trioxide dissolves readily in water, and the solution is supposed to contain chromic acid, H 2 CrO 4; the salts of this acid are known as the chromates.

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  • The series will thus possess the following general formulae M 2 CrO 4 M2Cr207 M2Cr30,0 &c. (M =one atom of a normal chromate bichromate trichromate monovalent metal.) Chromates.

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  • Sodium chromate, Na 2 CrO 4.10H20, forms pale yellow crystals isomorphous with hydrated sodium sulphate, Na2S04.10H20.

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  • Click here for the structure of the cro repressor from phage 434.

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  • Chromium trioxide is acidic and dissolves in water to give the fairly strong acid, H 2 CrO 4 with p K a 0.74.

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