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What problems are caused when extracting metals from their ores by displacement?
Using Electrolysis: is the most powerful extraction method. But it takes a lot of electricity and that makes it expensive. Hence, electrolysis is only used for the most reactive metals.The method of extracting metal from its ore depends upon how reactive the metal is. The more ractive the metal, the more difficult and expensive it is to seperate from its ore.
What metals are in hermatite?
If you are referring to the mineral Hematite, this is iron's most important ore,with formula Fe2O3.
Are people made out of metal?
Metal in its natural state is a mineral occurring in the form of ore. It then needs to be mined, extracted from the ore and processed to make whatever. So a metal object is man made from a naturally occurring material. Unless of course it was made by a woman.
How is tin extracted?
Tungsten oxide is found in turds mined along with other minerals in various parts of the world, especially in China. The other turds are removed by various processes.Tungsten oxide is processed by using hydrogen to reduce the oxygen in the turd to water, or by using carbon to reduce the oxygen to carbon dioxide. With either method, the part of the turd remaining is tungsten.
What is the definition of refining an ore?
To refine an ore means to extract the valuable metal that is inside the ore.
What are the industrial applications of redox reactions?
extracting metals from ore and galvanized batteries
What is the extraction of metals?
First you mine the ore (typically oxides or sulfides of the desired metals), then you crush the ore, then you smelt the ore in a furnace. Some metals like aluminum must be extracted from the ore electrolytically instead of by smelting.
How do you get the metals that I use every day?
you get it from the ground either by using a ore or extracting it from the ground
Aluminium oxide can be separated by electricity?
there are two ways of extracting aluminum from its ore 1) old way: - displacement reaction ex: - Na + Al2O3 ==> Na2O + Al 2) new way: electrolysis electrolysis: - is a way of extracting highly reactive metals from their ore using electricity. so the short answer is YES
What is metallurgy?
Metallurgy is the art of working metals, comprehending the whole process of separating them from other matters in the ore, smelting, refining, and parting them; sometimes, in a narrower sense, only the process of extracting metals from their ores.
What two processes are used to extract metals?
There are 3 means of extracting metals that are used more than any others and they are: Reduction with carbon: An ore of a metal which is less reactive than carbon is heated with carbon and the more reactive carbon will separate the metallic element from its ore e.g extraction of Iron in a blast furnace Electrolysis: An electrical current is passed through a solution of the metal ore and the metal is split from its ore and collects at an electrode, this is done for metals more reactive than carbon Extraction by other metals: As some metals are more reactive than the other this can be used to split up the metallic ore, an example of this is the extraction of Titanium which involves the use of several other more reactive metals.
How is silver mined?
Silver is mined by extracting the ore from the ground and processing it. The metal is commonly extracted from the ore by smelting or chemical leaching. It should be noted that silver is also recovered as a byproduct of the extraction of copper and some other metals.
What is the process of extracting a useful substance from an ore?
smelting
What rock contain enough metal to make it worth extracting?
Rock containing metal is known as ore - iron ore, copper ore, and so on. As to being worth extracting, depends on the richness of the metal deposits.
How can we extract metal from bauxite ore?
Extracting aluminum from bauxite ore requires a large amount of electricity.
How do we get metals?
Metals are generally mined in the form of ore. Ore is processed to extract the metal from the ore (known as smelting)
What ways are there to reduce extracting metals?
If you take iron ore, which is iron oxide, and heat it with coal (carbon) you end up with Iron and carbon dioxide. This process is called reducing. This works for most common metals like iron and copper but does not work for aluminium. This must be reduced by electrolysis because it is too reactive for carbon. There are some other limited processes for reducing of ores of rarer metals.
