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Pyrite Mineral

Iron is typically obtained from oxide ores such as hematite and magnetite These ores occur in much larger accumulations the iron is easier to extract and the metal is not contaminated with sulfur which reduces its strength Pyrite used to be an important ore for the production of sulfur and sulfuric acid Get price



Chemical properties Definite chemical makeup Each mineral has a definite chemical makeup it consists of a specific combination of atoms of certain elements An element is a substance that contains only one type of atom Scientists can classify minerals into groups on the basis of their chemical Get price


Name Lead ores and their chemical formula?

Name Lead ores and their chemical formula? sheree is mercury iron ores copper ores zinc ores lead ores What is the difference between mineral and ore? Minerals are naturally occurring inorganic solids with a crystalline structure and a definite range of chemical formula Ores are concentrations of minerals in rock that are high enough Get price


Common Minerals and Their Uses – Sciencesy

A few of the minerals that bear gold in their respective formulas are in a subclass of sulfides called the tellurides Its chemical name is sodium chloride Iron is quite often a misnomer as natural iron is not necessarily "native" to Earth since it rarely occurs on the Earth's surface by terrestrial processes Get price


Chemistry of Elements

Sn Pb and Na and their locations in India Important Ores of Some Common Elements Iron Iron ore reserves in the country are estimated at 1750 crore tonnes Major iron ore mining is done in Goa Madhya Pradesh Bihar Karnataka Orissa and Maharashtra Aluminium Its chief ore bauxite is available in India in abundance The annualGet price


Determining Empirical and Molecular Formulas

Given the chemical formula of the substance we were able to determine the amount of the (Figure 2) an oxide of iron found in many iron ores contains 34 97 g of iron and 15 03 g of oxygen What is Molecular formulas are derived by comparing the compound's molecular or molar mass to its empirical formula mass As the name Get price


chapter 3 textbook questions Flashcards

Start studying chapter 3 textbook questions Learn vocabulary terms and more with flashcards games and other study tools Write the name from the formula or the formula from the name for each hydrated ionic compound a CoSO4 # 7H2O chemical formula for Get price


Hematite Mineral information data and localities

Hematite Group The iron analogue of Corundum Eskolaite and Karelianite Hematite is rather variable in its appearance - it can be in reddish brown ocherous masses dark silvery-grey scaled masses silvery-grey to black crystals and dark-grey masses to name a few Get price


Minerals and Mineral Groups

All minerals have a specific chemical composition The mineral silver is made up of only silver atoms and diamond is made only of carbon atoms but most minerals are made up of chemical compounds Each mineral has its own chemical formula Halite pictured in the Get price


3 Minerals – An Introduction to Geology

The name of the chemical compound is calcium carbonate where calcium is Ca and carbonate refers to the molecular ion CO 3-2 The mineral olivine has the chemical formula (Mg Fe) 2 SiO 4 in which one silicon and four oxygen atoms are bonded with two atoms of either magnesium or iron Get price


Metal extraction slides

Metal extraction slides describe the ease of obtaining metals from their ores by relating the elements to their positions in the reactivity series Recycling of metals (a) Limestone is added to the blast furnace to remove acidic impurities What is the name and chemical formula of the compound that limestone mainly consists of?Get price


Copper mining Chemical reactions

At this stage of the process the chemical reactions begin They convert the copper minerals into copper metal We can illustrate the types of process using the example of chalcopyrite - CuFeS 2 From the formula it is clear that iron and sulphur have to be removed in order to produce copper Get price


Mineral Properties Photos Uses and Descriptions

They are 1) naturally occurring 2) inorganic 3) solids 4) with a definite chemical composition and 5) an ordered internal structure Mineral Menu Andalusite Anhydrite Apatite Fool*s Gold is a name used for pyrite when its brassy color fools people looking for Comparing their properties with the definition of a Get price



Despite their names they are actually all non-stoichiometric compounds whose compositions may vary These oxides are the principal ores for the production of iron (see bloomery and blast furnace) They are also used in the production of ferrites useful magnetic storage media in computers and pigments Get price


Quick Mineral Reference Formula Group Class Subclass

Below is a listorted by mineral name of 900 commonly available minerals and mineral synonyms For each mineral species we provided a quick reference of chemical formula mineral group or mineral series mineral class and subclass and the Dana locality or type locality where the original mineral was first found and described Get price


Minerals and Mineral Groups

All minerals have a specific chemical composition The mineral silver is made up of only silver atoms and diamond is made only of carbon atoms but most minerals are made up of chemical compounds Each mineral has its own chemical formula Halite pictured in the Get price


Iron and steel

Broadly iron's compounds can be divided into two groups known as ferrous and ferric (the old names) or iron (II) and iron (III) you can always substitute iron(II) for ferrous and iron(III) for ferric in compound names In iron (II) compounds iron has a valency (chemical combining ability) of +2 Get price


Cumulative Problems

What kind of chemical formula can be obtained from experimental data showing the relative masses of the elements in Write the name from the formula or the formula from the name for each hydrated ionic compound Iron in the earth is in the form of iron ore Common ores include Fe 2 O 3 (hematite) Fe3 O 4 (magnetite) and Get price


Caveman to Chemist Projects Metals

Know the chemical names and formulas for the metal ores in the mineral collection Know the meaning of the words native roasting and smelting Know how froth flotation works Know balanced equations for the roasting or smelting of any of the metal ores discussed on this page Know that roasting uses oxygen to remove sulfur from sulfide ores Get price


Arsenic Chemical Element

Arsenic has a special place in the history of modern medicine In 1910 German biologist Paul Ehrlich (1854-1915) invented the first drug that would cure syphilis a sexually transmitted disease This drug called salvarsan is a compound of arsenic Its chemical name is arsphenamine Get price


Sulfur Properties and Compounds

All the metals except gold and platinum combine with sulfur to form inorganic sulfides Such sulfides are ionic compounds containing the negatively charged sulfide ion S2- these compounds may be considered as salts of hydrogen sulfide Some inorganic sulfides are important ores of such metals as iron nickel copper cobalt zinc and lead Get price


Iron compounds

iron metallic chemical element It is rarely found uncombined in nature except in meteorites but iron ores and minerals are abundant and widely distributed this determines the color of many sedimentary rocks and their name "red formation" (red and brown loams and clays yellow sands and so on) Get price



These are found in preCambrian iron formations Historically there was also production from goethite and siderite The iron sulfides (pyrite and pyrrhotite) were not used as iron sources due to the difficulty of removing sulfur from the metals and the brittleness this sulfur caused in the metal Get price


Common Names of Chemical Compounds and Formula

Chemical formulas are expressions which state number and types of atoms present in a molecule of a substance Examples – CO2 NaCl Now that you know what a chemical formula is let's understand what are chemical compounds and also take a look at the list of chemical compounds and formula SSC Get price


Metal And Metallurgical Principles Grade 11 Chemistry

The process used for the extraction of metals from their ores is as follows a mining – it the process in which the ores are taken out b crushing and pulverization – The ores obtained are in the a form of huge lump This lump of ore should be converted into fine powder form so that the chemical reaction which occurs latter becomes easier Get price


What are the chemical formulas for iron ores

Most iron ores are iron oxides or iron sulfides Iron ores are also usually hydrated (i e includes water of crystallization) A variety of other metal ores (e g copper zinc lead) are sometimes mixed with iron ores In much lower concentrations almost any element (except the inert gases) might be found Get price


Important Question for Class 10 Science Metals and Non

1-10-2019Important Question for Class 10 Science Metals and Non-Metals PDF will help you in scoring more marks This consists of 1 mark Questions 3 Mark Numericals Questions 5 Marks Numerical Questions and previous year questions from Metals and Non-Metals Chapter Get price


the chemical processing of iron

Smelting Iron Ore Physical Chemical Process The physical and chemical processes of iron production today differs greatly from what (charcoal iron ore Iron ore processing includes Chemical formula of rust Chemical formula of rust or dehydrated iron(III)hydroxide is Fe2O3nH2O which is formed through a series of chemical reactionsGet price


name and write the chemical formula for three ores of

The iron occur in Fe-mineral ores contains impurities of Phosphorus sulphur and high alkali as well as impregnations of waste rock To produce a metallurgy treatable concentrate the ore has to be grind for mineral liberation enriched for concentration and dewatered for transportation Get price


List of Ores of Metals – Winentrance

Elements Chemical Formulas Iron Ores in India Mordant Dyes General General Knowledge about Current Affairs General Knowledge about Science General Knowledge about Chemistry Common Ores of Metals Chemical names and Formulas of Ionic Compounds Uses List of Ores of Metals SubjectNo of SeatsSubjectNo of Seats Diploma Get price


Extracting a metal from its ore

Metals with low chemical activity such a gold and silver are normally found in their pure state Copper tin lead and iron are more reactive and must be heated with carbon to extract the metals Aluminum calcium sodium and other active metals are extracted using electrolysis Copper can be extracted from its ores by reduction Get price


List Of Important Metals and Their Ores with Chemical

List Of Important Metals and Their Ores with Chemical Formulas PDF What is a Metal? Electro positive elements are known as metals There are 90 metals in modern periodic table A metal is a material that is typically hard when in the solid state opaque shiny and has good electrical and thermal conductivity Get price

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