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dark grey-green Vanadyl(IV) VO 2+ blue Vanadium(IV) V 4 O 2− 9 brown Vanadium(V) VO + 2 yellow Metavanadate: VO − 3: colorless Orthovanadate: VO 3− 4: colorless Chromium(II) Cr 2+ bright blue Chromium(III) Cr 3+ blue-green-grey Chromium(III) hydroxide: Cr(OH) 6 3− yellowish Monochromate: CrO 2− 4 yellow Dichromate: Cr 2 O 2− 7 orange
Fe 2 O 3 + 6 HCl + 9 H 2 O → 2 FeCl 3 (H 2 O) 6. In complementary route, iron metal can be oxidized by hydrochloric acid followed by chlorination: [10] Fe + 2 HCl → FeCl 2 + H 2 FeCl 2 + 0.5 Cl 2 + 6 H 2 O → FeCl 3 (H 2 O) 6. A number of variables apply to these processes, including the oxidation of iron by ferric chloride and the ...
Benzene is a natural constituent of petroleum and is one of the elementary petrochemicals. Due to the cyclic continuous pi bonds between the carbon atoms, benzene is classed as an aromatic hydrocarbon. Benzene is a colorless and highly flammable liquid with a sweet smell, and is partially responsible for the aroma of gasoline.
2 fe(co) 5 + c 10 h 12 → (η 5-c 5 h 5) 2 fe 2 (co) 4 + 6 co + h 2 In this preparation, dicyclopentadiene cracks to give cyclopentadiene, which reacts with Fe(CO) 5 with loss of CO . Thereafter, the pathways for the photochemical and thermal routes differ subtly but both entail formation of a hydride intermediate. [ 5 ]
As verified by X-ray crystallography, each Ru center is coordinated to three chloride ligands and a η 6-benzene. [2] The complex can be viewed as an edge-shared bioctahedral structure. (Benzene)ruthenium dichloride dimer reacts with Lewis bases to give monometallic adducts: [(C 6 H 6)RuCl 2] 2 + 2 PPh 3 → 2 (C 6 H 6)RuCl 2 (PPh 3)
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Chlorobenzene (abbreviated PhCl) is an aryl chloride and the simplest of the chlorobenzenes, consisting of a benzene ring substituted with one chlorine atom. Its chemical formula is C 6 H 5 Cl. This colorless, flammable liquid is a common solvent and a widely used intermediate in the manufacture of other chemicals.
Unilever voluntarily recalled two types of Suave spray deodorant on March 30 after they were found to contain “slightly elevated levels” of a cancer-causing ingredient called benzene ...