Which Of The Following Describes An Iron Ore

Concentrated ore and a flux, commonly limestone, are charged into the top, and molten mattea compound of copper, iron, and sulfurand slag are drawn out at the bottom. a second heat treatment, in another converter furnace, is necessary to remove the iron from the matte.

C. bellary, chikmangloor, chitradurg and shimoga districts have abundant iron ores. d. bababudan hills, kalahandi, kemangudi are the important centres of iron ore production in the district of chikmangloor. 3. goa a. about 13.5 of the countrys iron ore is obtained from goa. b. goa is the fourth largest producer of iron ore in india.

Hematite is a naturally occuring mineral and a common form of iron ore. the following statements describe physical and chemical changes occuring to hematite. which statement describes

Hematite is a naturally occurring mineral and a common form of iron ore. the following statements describe physical and chemical changes occurring to hematite. which statement describes a chemical change a. the hematite particles separate from each other but remain the same substance. b. the hematite particles rearrange to form a new substance. c.

Apr 26, 2009nbsp018332which of the following describes what takes place when iron fe176 is oxidized to fe2 ions

Jan 24, 2011nbsp01833215. in a piece of iron, where would you find the valence electrons attached to a cation. attached to an anion. moving freely between the cations lt-----shared between a cation and anion. 16. which of the following best describes bronze a mineral ore containing copper and tin lt-----a coppertin alloy. a pure metal

Which of the following best describes the uses of coal as a fuel source a modern engines use gasoline, which is derived from coal b powering windmills and nuclear power plants c heat source for steam, smelting iron ore, and electricity production d heat source for cooking and household chores 1 see answer answer 1. intelligence.

Write this quot1 the great lakes. this connected the iron ore.quot log in to add a comment answer 4.0 5 1 1 dome7w and 1 other learned from this answer ... which statements accurately describe the persian empire a - the persian army defeated the athenians at the battle. of marathon. b - darius i built a network of good roads for communication. c ...

A blast furnace is a gigantic, steel stack lined with refractory brick where the concentrated iron ore, coke, and limestone are dumped from the top, and a blast of hot air is blown into the bottom. all the three ingredients are crushed into small round pieces and mixed and put on a hopper which controls the input.

Iron ore production in the united states occurs in michigan and minnesota. hematite pigment hematite was one of the first pigment minerals used by people. at least 40,000 years ago, people obtained hematite, crushed it into a fine powder, and used it to make paints. shown above are commercial hematite pigments that are available today.

Which type of iron ore is mixed with the binder in a balling drum to form pellets taconite 2 what three materials are melted in a blast furnace coke, limestone and iron ore 3 ... describe the basic oxygen process blast of oxygen at supersonic speeds to intensify the heat 9

The following describes operations at the national steel pellet company, an iron ore mining and processing facility located on the mesabi iron range of minnesota. creating steel from low-grade iron ore requires a long process of mining, crushing, separating, concentrating, mixing, pelletizing, and shipping. the process of mining low -grade iron ...

Describes the distribution of iron ore belt in india ask for details follow report by skthawait71 12.01.2019 log in to add a comment answers the brainliest answer smriti2004 ace hey dear the iron ore are found in abundance in jharkhand, karnataka, odisha, chhattisgarh, goa and maharashtra. hope it helps you 4.2 6 votes 6 votes rate rate

For the following reaction involving the smelting of iron ore, the carbon in the starting materials 2 fe2o365 3 c 224 4 few 3 co2 a. was formed by oxidation b. was formed by reduction c. is acting as an oxidant d. is acting as a reductant e.

Residual value. average operating income. profit from live project. a company is considering an iron ore extraction project which requires an initial investment of 1,000,000 and will yield annual cash flows of 350, 263 for 4 years. the companys hurdle rate is 9. calculate irr. 15 18 12 10

A company is considering an iron ore extraction project which requires an initial investment of 1,000,000 and will yield annual cash flows of 350, 263 for 4 years. the companys hurdle rate is 9. calculate irr. 15 18 12 10

Some of the most important physical properties of iron are 1. pure iron greyish white in color 2. pure iron greyish white in color 3. 4. it is highly malleable and ductile. 4. it is ferromagnetic, that is, it becomes strongly magnetised when placed in a magnetic field.

Answer. d. 6.10 the principal ore used in the production of iron and steel is which one of the following a bauxite, b hematite, c limestone, d magnetite, or e smithsonite answer. b.

Which of the following statements best describes an endothermic reaction a the reaction must be spontaneous at all temperatures. b the reaction may become spontaneous at high t if s rxn gt 0. c the reaction may become spontaneous at low t if s rxn lt 0. d the reaction may become spontaneous at high t if s rxn lt 0

A charge mixture to start within the furnace of ore, coke carbon and limestone caco 3 in the ratio 841 by weight is added to the furnace at 900 o c. iron oxide is reduced by coke to the metal.

The following describes operations at the national steel pellet company, an iron ore mining and processing facility located on the mesabi iron range of ... chat online how iron ore is

Dec 11, 2011nbsp018332which of the following describes an iron ore points 3 an ironcarbon alloy a pure metal an ionic compound of iron a rock containing a lot of iron 16. in which of the following substances does sharing of electrons between two atoms occur points 3 fe nacl so42 he

Iron ore is an ore of iron and this implies a rock that contains a substantial amount of iron. an ore is a naturally occurring rock type that hosts a certain type of metal or solid that can be won at profit with some gangue minerals. iron ore is one such type of substance from which significant amount of iron can be extracted for use by man.

Ores are the minerals from which metal is conveniently and profitably extracted. haematite, magnetite, siderite, iron pyrites are the ores of the metal iron. among all the ores of ferrous iron magnetite is the finest quality of iron ore.

Iron ore is mixed with limestone and coke. 2. the coke and iron ore mixture is put into a blast furnace, making the coke burn easily. 3. as coke burns, chemical changes in the mixture make carbon dioxide gas and molten iron. 4. the iron sinks to the bottom. impurities left in the ore

A 1.45 g sample of an iron ore is dissolved in acid and the iron obtained is fe2aq. to titrate the solution, 21.6 ml of 0.102 m kmno4aq is required. ... which of the statements below correctly describes the combustion of glucose, shown below ... which of the following statements best describes the resulting solution a.

Which of the following is the kind of decision that can be made in the margin ... iron ore, natural gas, fertile soil, water. ... which of the following best describes the economy of the united states mixed, but more like a free market.

Which of the following describes the degree to which geologic processes have concentrated a mineral resource above its average concentration in earths crust ... ore deposit placer deposit. c. ... much of the worlds supply of iron comes from banded iron deposits that formed between 1.8 and 2.6 billion years ago. in addition to being a source ...