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Topic: Manganese(II) chloride


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 [No title]
Iron(III) chloride is treated with excess 1 M lithium carbonate.
Copper(I) chloride is treated with 3 M rubidium hydroxideand a red solid forms 56.
Solid manganese(II) carbonate is treated with a large excess of 6 M ammonia.
people.morehead-st.edu /fs/a.macintosh/redoxhw.doc   (2433 words)

  
  Manganese(II) chloride - Wikipedia, the free encyclopedia
It is a weak Lewis acid, reacting with chloride ion in ethanol to produce salts containing the [MnCl
Manganese(II) chloride may be prepared from manganese metal or manganese(II) carbonate reacting with hydrochloric acid.
In the laboratory, manganese(II) chloride serves as a starting point for the synthesis of a variety of manganese compounds.
en.wikipedia.org /wiki/Manganese(II)_chloride   (303 words)

  
 [No title]
Permanganate ion and iodide ion when mixed yield manganese(II) ion and iodine in acid.
Aluminum dissolves in molten sodium chloride to produce aluminum ion and sodium metal.
Calcium ion and tin(II) chloride react to produce calcium and tin(IV) ions.
people.morehead-st.edu /fs/z.barnes/redoxhw_s04.doc   (2378 words)

  
 Manganese (CASRN 7439-96-5), IRIS, Environmental Protection Agency
Mice receiving the two soluble forms of manganese (the chloride and acetate salts) were found to gain significantly less weight than controls, while mice consuming the insoluble forms of manganese (the carbonate and dioxide salts) appeared to actually gain slightly more weight than controls.
Pharmacokinetic analyses based on inhalation of manganese chloride (MnCl2) by macaque monkeys (Newland et al., 1987) indicated that clearance from the brain was slower than from the respiratory tract and that the rate of clearance depended on the route of exposure.
The clearance of manganese chloride in the primate.
www.epa.gov /iris/subst/0373.htm   (14921 words)

  
 Azide-metal salt formulations for control of fungi and nematodes - Patent 4132780
The azides are hydrazoic acid, alkali metal azides, or alkaline earth metal azides and the metal salts are fluorides, bromides, chlorides, carbonates, sulfates, phosphates, nitrates, hydroxides, oxides, formates, acetates, propionates, oxalates, malates, citrates, butyrates, lactates, or tartrates of the metal ions: iron, aluminum, nickel, manganese (II), cobalt (II), zinc, tin (II), or magnesium.
A mixer is charged with 35 parts by weight of this sodium azide, 45 parts by weight of the zinc chloride particles, 15 parts by weight of potassium chloride particles, and 3 parts by weight of the potassium carbonate particles, and operated for 5 minutes to produce a thoroughly mixed blend of the dry particles.
Another procedure is to form in situ the soluble metal salt, such as magnesium chloride, or nitrate by dissolving in an acid solution such as hydrochloric acid, the metal itself or an insoluble salt of the metal such as oxide, carbonate, or hydroxide.
www.freepatentsonline.com /4132780.html   (11617 words)

  
 Manganese - Wikipedia, the free encyclopedia
Manganese dioxide is also used in the manufacture of oxygen and chlorine, and in drying fl paints.
This oxidation state is also seen in the mineral rhodochrosite, (manganese(II) carbonate).
The +3 oxidation state is also known, in compounds such as manganese(III) acetate, but these are quite powerful oxidizing agents.
www.wikipedia.org /wiki/Manganese   (1330 words)

  
 U.S. Patent: 5026504 - Curing composition for polysulphide polymers - June 25, 1991
The literature method of making it is to pass a current of oxygen for four to five hours, at room temperature, through a slurry of manganese (II) hydroxide made in its turn by adding an excess of caustic solution to a solution of manganese (II) nitrate.
It is, however, essential to free the stream of air from carbon dioxide by passing it through a suitable absorbent such as soda-lime.
The slurry so-formed was stirred for 4 hours during which time a stream of air free from carbon dioxide was passed therethrough at a rate of 10 liters per minute.
www.everypatent.com /comp/pat5026504.html   (2712 words)

  
 Synthesis and Structural Characterization of Five-, Six-, and Seven-Coordinate Manganese(II) Complexes of the Tripodal ...
A series of manganese(II) tris(2-benzimidazolylmethyl)amine (ntb) complexes were synthesized and characterized.
In each complex, an additional ligand, chloride anion, acetate anion, or nitrite anion, is coordinated at the "opened" site trans to the apical tertiary nitrogen atom of the ntb ligand.
This geometry, corresponding to the active-site geometry of native manganese superoxide dismutase, was easily constructed using ntb as a tetradentate ligand and chloride as a monodentate ligand.
pubs.acs.org /cgi-bin/abstract.cgi/inocaj/1997/36/i09/abs/ic960923o.html   (331 words)

  
 National Pollutant Inventory Substance Profile
Manganese chloride is soluble in water and alcohol, and insoluble in ether.
Manganese oxide is soluble in acids and ammonium chloride, and insoluble in water.
Manganese chloride is used as a precursor for other manganese compounds, as a catalyst in the chlorination of organic compounds, as dietary supplement/food additive, in animal feed to supply essential trace minerals, in paint driers, fertilisers, in dyeing, disinfecting, purifying natural gas, and in dry-cell batteries.
www.npi.gov.au /database/substance-info/profiles/52.html   (2429 words)

  
 mercuric chloride on Encyclopedia.com   (Site not responding. Last check: 2007-10-14)
Raw egg white may be given as an antidote, since mercuric chloride reacts with egg albumin to form a nearly insoluble precipitate; medical treatment should be sought immediately.
Mercuric chloride is sometimes used in dilute solution as an antiseptic for inanimate objects and as a fungicide.
Mercuric chloride is prepared by reacting mercury with chlorine gas or by subliming a mixture of mercuric sulfate and sodium chloride (common salt).
www.encyclopedia.com /html/m1/mercuric.asp   (304 words)

  
 [No title]   (Site not responding. Last check: 2007-10-14)
independently halogen, preferably chloro or bromo ; or alkyl, and n is 0-4 ; (v) onium halides such as ammonium halides and phosphonium halides, preferably chlorides or bromides ; (vi) guanidinium halides, preferably chlorides or bromides ; and (vii) alkali metal halides, preferably chlorides or bromides.
bromo ; or alkyl, and n is 0-4 ; (v) ammonium halides, ammonium chlorides, ammonium bromides, phosphonium halides, phosphonium chlorides, phosphonium bromides ; (vi) guanidinium halides, guanidinium chlorides, guanidinium bromides ; and (vii) alkali metal halides, alkali metal chlorides, and alkali metal bromides.
independently halogen, chloro or bromo ; or alkyl, and n is 0-4 ; (v) ammonium halides, ammonium chlorides, ammonium bromides, (vii) alkali metal halides, alkali metal chlorides, and alkali metal bromides.
www.wipo.int /cgi-pct/guest/getbykey5?KEY=01/38281.010531&ELEMENT_SET=DECL   (3742 words)

  
 Manganese and its Compounds (CICADS)   (Site not responding. Last check: 2007-10-14)
Manganese chloride is used as a precursor for other manganese compounds, as a catalyst in the chlorination of organic compounds, in animal feed to supply essential trace minerals, and in dry-cell batteries (US EPA, 1984; HSDB, 1998).
Manganese chloride was readily absorbed after administration by each of these routes and distributed in brain tissue to varying degrees.
Changes in region-specific neuronal populations were reported in rats receiving manganese chloride from their drinking-water for either 4 or 8 weeks (Sarhan et al., 1986).
www.inchem.org /documents/cicads/cicads/cicad12.htm   (15681 words)

  
 Manganese (EHC 17, 1981)   (Site not responding. Last check: 2007-10-14)
Intraperitoneal injections of manganese(II) sulfate (10 mg/kg body weight, 15 injections) in mice increased the incidence of lung rumours; however, the carcinogenic, mutagenic, and teratogenic potential of manganese needs further investigation.
Manganous (Manganese(II), Mn) salts are mostly water-soluble, with the exception of the phosphate and carbonate, the solubilities of which are rather low.
Many manganese chemicals, eg., potassium permanganate, manganese(II) sulfate, manganese dichloride, and manganese dioxide are used in fertilizers, animal feeds, pharmaceutical products, dyes, paint dryers, catalysts, wood preservatives and, in small quantities, in glass and ceramics.
www.inchem.org /documents/ehc/ehc/ehc017.htm   (15274 words)

  
 RAIS: MANGANESE (7439-96-5)   (Site not responding. Last check: 2007-10-14)
A decrease in brain amines was observed in a study of the effects of manganese chloride on brain chemistry.
Groups of four adult male rhesus monkeys were given daily doses of 0 or 25 mg manganese chloride tetrahydrate/kg (6.94 mg manganese/kg) by oral gavage for 18 months.
Swiss mice were given doses of manganese (II) chloride tetrahydrate by subcutaneous injection at doses of 0, 2, 4, 8, or 16 mg/kg/day on gestation days 6-15.
risk.lsd.ornl.gov /tox/profiles/mn.shtml   (6162 words)

  
 User:Magnus Manske/Chemicals - Wikipedia, the free encyclopedia
Bleaching powder, chlorinated lime = Calcium chloride hypochlorite
Chloride of Millon's base = Mercury(I)chloride aquobasic ammonobasic
Sulfur oxychlorides = Sulfuryl chloride, sulfuryl, pyrochloride, thionyl chloride
en.wikipedia.org /wiki/User:Magnus_Manske/Chemicals   (86 words)

  
 RAIS: MANGANESE (7439-96-5)
Prompt removal of the affected person from the source of manganese exposure usually results in reversal of most of the symptoms; however, the symptoms will increase and eventually become irreversible if the individual continues to be exposed to high manganese concentrations (Keen and Leach 1988).
A decrease in brain amines was observed in a study of the effects of manganese chloride on brain chemistry.
Swiss mice were given doses of manganese (II) chloride tetrahydrate by subcutaneous injection at doses of 0, 2, 4, 8, or 16 mg/kg/day on gestation days 6-15.
rais.ornl.gov /tox/profiles/mn.shtml   (6162 words)

  
 Colors of Elements in a Flame - Manganese(II) Chloride   (Site not responding. Last check: 2007-10-14)
A pale yellow-green color is imparted to the flame by manganese(II) chloride, but a large number of incandescent flashes shoot out with the stream of burning gas.
Since these are white, they contain all colors of the visible spectrum, not the characteristic line spectrum of manganese.
A few tinges of yellow-orange sodium color appear as a consequence of traces of sodium impurity in the manganese(II) chloride solution.
jchemed.chem.wisc.edu /JCESoft/CCA/CCA2/MVHTM/FLAME/MN.HTM   (148 words)

  
 Chemistry : Periodic Table : manganese : compound data [manganese (II) chloride]
Chemistry : Periodic Table : manganese : compound data [manganese (II) chloride]
Chemistry: WebElements Periodic Table: Professional Edition: Manganese: compound data [manganese (II) chloride]
For each compound, and where possible, a formal oxidation number for each element is given, but the usefulness of this number is limited, especially so for p-block elements in particular.
www.webelements.com /webelements/compounds/text/Mn/Cl2Mn1-7773015.html   (319 words)

  
 AP Chemistry Reactions
A solution of tin (II) chloride is added to an acidified solution of potassium permanganate.
Ammonium chloride crystals are added to a solution of sodium hydroxide.
A precipitate is formed when solutions of sodium phosphate and calcium chloride are mixed.
www.unit5.org /christjs/Fifteen%20Years.htm   (1120 words)

  
 Inorganic cation analysis
This is insoluble in excess reagent, and rapidly darkens owing to oxidation to hydrated manganese(IV) oxide:
Ammonium chloride and sulphate give products that recombine on cooling, so that the salts apparently sublime.
The precipitate from cobalt(II) nitrate solution is therefore different from that which would be given from cobalt(II) chloride.
www.rod.beavon.clara.net /cations.htm   (1637 words)

  
 [No title]
The chloride anions in the crystal can serve as ligands and the formula of the tetrahydrate is better given as [Mn(H2O)4Cl2]Cl. a) Provide an explanation for the striking changes which occur when the anhydrous salt is hydrated to form the tetrahydrate.
3) In the synthesis of hexaämminenickel(II) chloride, concentrated 15 M aqueous ammonia is added to an aqueous solution of nickel(II) chloride.
The sample is washed with small portions of ether and is stored in a closed vial.
pages.pomona.edu /~wsteinmetz/hw/PSII_S05.doc   (422 words)

  
 Effects of age and manganese (II) chloride on peroxidase activity of brain and liver of the teleost, Channa punctatus.   (Site not responding. Last check: 2007-10-14)
Effects of age and manganese (II) chloride on peroxidase activity of brain and liver of the teleost, Channa punctatus.
Fish provide enormous spectrum of longevity and thus present the possibility of multiple mechanisms of senescence.
No significant loss of enzyme activity in both the tissues and greater degree of increase by MnCl2 in brain suggest that antioxidant capacity is not impaired in old murrels.
www.arclab.org /medlineupdates/abstract_10433390.html   (205 words)

  
 United States Patent 5,118,665
Although lysine is designated by the single letter "L" herein, for purposes of clarity, those skilled in the art will recognize that the single letter amino acid abbreviation for lysine is "K." Therefore, K may be substituted for L in the examples that follow.
The metal:peptide complexes of the present invention may be synthesized by dissolving the peptide in distilled water, followed by the addition of purified metal chloride and a then adjusting the pH of the solution.
Similar metal:peptide complexes may be prepared with manganese(II) by substituting manganese(II) chloride for the copper(II) chloride in the procedure described above.
www.suntanscience.com /uspatent5118665.html   (7876 words)

  
 Manganese(II) chloride (1:2) - toxicity, ecologicial toxicity and regulatory information
Identifying information, including synonyms, ID numbers, use type, chemical classification, a link to a list of all products containing this chemical and a list of the top crops this pesticide is used on in California.
Chemical Identification and Use for Manganese(II) chloride (1:2)
Sorry, no water quality standards or criteria have been established for this chemical by the U.S. or Canadian governments; however, there may be criteria established for related chemicals.
www.pesticideinfo.org /Detail_Chemical.jsp?Rec_Id=AQ5392   (339 words)

  
 Beer's Law Problems   (Site not responding. Last check: 2007-10-14)
Use the data below, collected from a colorimeter with solutions of manganese (II) chloride.
By interpolating the graph, determine the concentration of an unknown manganese (II) chloride solution that transmits 85% of the light through this colorimeter.
A team is trying to calibrate a new colorimeter for a type of green dye.
homepage.mac.com /sklemmer/Honors/beerswkt.htm   (202 words)

  
 Manganese Summary
Fertilizers also contain manganous chloride so that plants get all the manganese they need.
Manganese dioxide is also used in the manufacture of oxygen and chlorine, and in drying fl paints.
This oxidation state is also seen in the mineral rhodochrosite, (manganese(II) carbonate).
www.bookrags.com /Manganese   (4281 words)

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