Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound
Silver dichromate is a chemical compound with the formula Ag2Cr2O7. It is insoluble in water and decomposes when treated with hot water. Its anion has a charge of -2.
Silverdichromate is a chemical compound with the formula Ag2Cr2O7. It is insoluble in water and decomposes when treated with hot water. Its anion has...
Potassium dichromate, K2Cr2O7, is a common inorganic chemical reagent, most commonly used as an oxidizing agent in various laboratory and industrial applications...
potassium dichromate (K 2Cr 2O 7), and in the presence of potassium bromide (KBr). These compounds are used in photography to bleach silver images, converting...
of silver nitrate onto a thin layer of gel containing potassium dichromate. After a few hours, sharp concentric rings of insoluble silverdichromate formed...
solution formed by the addition of sulfuric acid to aqueous solutions of dichromate. It consists at least in part of chromium trioxide. The term chromic acid...
making photographic reproductions without the use of silver halides. The process uses salts of dichromate in common with a number of other related processes...
Sun printing may also refer to a photographic process using potassium dichromate which produces a negative plate for conventional lithographic printing...
photographic context. Gelatin or gum arabic layers sensitized with dichromate used in the dichromated colloid processes carbon and gum bichromate are sometimes...
tetrahedral CrO42− center in β-K2CrO4. It is prepared by treating potassium dichromate with potassium hydroxide: K 2 Cr 2 O 7 ( aq ) + 2 KOH ⟶ 2 K 2 CrO 4 +...
pigment—originally carbon black, from which the name derives) is bathed in a potassium dichromate sensitizing solution, dried, then exposed to strong ultraviolet light...
potassium dichromate solution. This is followed by drying and immersion in a 2% aqueous silver nitrate solution. By the same reaction as above, silver chromate...
popular bleach solutions use potassium dichromate (a hexavalent chromium) or permanganate. Both ferricyanide and dichromate are tightly regulated for sewer disposal...
immersion in a room-temperature solution consisting of 182 g/L sodium dichromate (Na2Cr2O7 · 2H2O) and 6 mL/L concentrated sulfuric acid. The chromate...
paper on which a thick gelatin layer has been sensitized to light using dichromate salts. After the paper is exposed to light through a negative, the gelatin...
cases, the bleach composition is typically an acid solution of potassium dichromate. A Risk Assessment Report (RAR) conducted by the European Union on sodium...
Anthotype Caffenol Daguerreotype Gum bichromate and other Pigmented Dichromated Colloids which are used to directly generate a photographic print Platinum...
entirety. He first treated the tissue with potassium dichromate to harden it, and then with silver nitrate. Under the microscope, the outline of the neuron...
titrimetry. Thermometric titrations of silver nitrate with halides and cyanide are all possible. The reaction of silver nitrate with chloride is strongly exothermic...
removed by bleaching with a solution of potassium permanganate or potassium dichromate in dilute sulfuric acid, which is removed by washing and a clearing bath...
sterling and similar grades of silver, depletion silvering the piece, and for gold-copper alloys, a sodium dichromate pickle solution with a low percentage...
sulfuric acid containing potassium dichromate. It can also be obtained by the thermal decomposition of ammonium dichromate. 3(NH4)2Cr2O7 → 2N2 + 9H2O + 3Cr2O3...