Important ores and their Formula | NCERT SCIENCE IN HINDI

Feb 15, 2019· Important ores and their Formulas are most important for neet exam or medical exams or other all competition exam. Formula Name Types of ores NaNO3 NaCl Chili-salt peter(चिलीसाल्ट पीटर) Rock salt (खनिज नमक) Nitrate ore Halide ore MgSO4.7H2O MgCO3 KCl.MgCl2.6H2O MgCO3.CaCO3 CaO.3MgO.4SiO2 Eypsomite ...

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p41554a igcse chemistry p1c u4ch0 jun13.pdf, page 29 ...

May 20, 2013· and iron from their ores. (a) (i) Name the main ore used as the source of iron. (1) ... Complete the table by giving the common name for calcium silicate. (1) Formula of compound Chemical name Common name CaO calcium oxide quicklime ... Give the letters of two adjacent members of the same homologous series

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4.5: Formulas and Names of Binary Ionic Compounds ...

Aug 22, 2019· In the first compound, the iron ion has a 2+ charge because there are two Cl − ions in the formula (1− charge on each chloride ion). In the second compound, the iron ion has a 3+ charge, as indicated by the three Cl − ions in the formula. These are two different compounds that need two different names.

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Ores and Minerals - Introduction, Extraction ...

We get minerals and ores in abundance in the earth's crust. Some ores have been proven themselves a great resource for mankind. Such as iron obtained from ore of iron (Hematite) built the foundation of industrial revolution. Out of total naturally occurring elements 70% are metals. Metals occur in nature in free as well as in combined states.

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Chemistry CHEM2 - Science Above

WMP/Jun14/CHEM2 Do not write outside the box 3 Antimony is a solid element that is used in industry. The method used for the extraction of antimony depends on the grade of the ore. 3 (a) Antimony can be extracted by reacting scrap iron with low-grade ores that contain antimony sulfide (Sb2S3). 3 (a) (i)Write an equation for the reaction of iron with antimony sulfide to form antimony and

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Give the i common name ii chemical formula and iii ...

Give the i common name ii chemical formula and iii chemical name of two ores from MANAGEMENT 00233 at Government College University Faisalabad

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names and formulas of iron ore

list of mineral processing formulas for iron ore process;, methods to purify or concentrate the ore (give some chemistry names and/or formulas of the processes), . Industrial Minerals, Ores, and Gems - Science Olympiad ... Name of iron ore and their formula Products As a leading global manufacturer of crushing, grinding and mining equipments ...

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Name the chief ore of iron Give its formula - Science ...

Feb 22, 2015· Name the chief ore of iron. Give its formula Share with your friends. Share 3. HEMATITE Hematite is an oxide of iron in its "raw" or "natural" form. It's a mineral, and it's iron(III) oxide. Its formula is Fe2O3. Hematite is Fe2O3. 5 ; View Full Answer About Us; Blog; Terms & Conditions ...

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Chemistry Unit Review Review 11.1 Flashcards | Quizlet

An ore is a naturally occurring material containing a metal in sufficient concentration to make extraction profitable. ... Give names and formulas for each of the following: Caustic soda Soda ash. Caustic soda is also called sodium hydroxide - NaOH ... 2. solid iron instead of liquid iron. Describe the basic oxygen process for iron refining ...

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Class 11 - Chemistry Model Questions Solution ( New ...

May 26, 2021· ether produces compound D of molecular formula C6H14. i. Give the chemical equations for the conversion of compound B to. compound C and compound C to compound D [2] ii. Write down the IUPAC name of compound C and D [2] iii. Give the structural formula of positional isomer of compound C …

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Extraction of Iron from its ores, Iron dressing, Reduction ...

Oct 23, 2018· The ore is Hematite, chemical name is iron III oxide, the chemical formula is Fe 3 O 4, It has a blood red colour, it is more easily reduced, Iron is from 50-60 %, place of deposits is Oasis area (western desert) and western part of Aswan.

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ICSE Solutions for Class 10 Chemistry - Metallurgy - A ...

Dec 04, 2019· Question 14: The basic materials needed for production of iron in the blast furnace are lime stone, coke and air in addition to the iron ore. (i) (a) Name one iron ore and write its formula. (b) Hot air is blown in, at the base of the furnace; where' it reacts with coke. Give the equation for the reaction that takes place.

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Iron-Carbon Equilibrium Diagram | Metallurgy

Cementite, chemical formula Fe3C has a fixed carbon content of 6.67%, i.e., when iron has 6.67% carbon, then cementite is obtained. Thus, this diagram (see bottom most horizontal line in (Fig. 1.22) which has components iron and cementite ( Fe on one end to cementite on the other end of the diagram) can rightly be called as iron-cementite diagram.

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Metals and their ores complete list - Day Today Gk

Apr 26, 2018· Ores are naturally occurring rocks that contain metal or metal compounds in sufficient amounts to make it worthwhile extracting them. For example, iron ore is used to make iron and steel. Here, we providing a List of some Important metals and their ores. it is mainly useful for your upcoming competitive exams like SSC, UPSC etc.

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Name and give the chemical formula of the chief ore of copper.

May 20, 2019· Name and give the chemical formula of the chief ore of copper. Name and give the chemical formula of the chief ore of copper. Answers. Copper pyrites Formula CuFeS 2. ... Explain why galvanized iron objects are better protected even when scratched. (Solved)

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11 0620 32 2RP - Papers | XtremePapers

(i) The major ore of aluminium is impure aluminium oxide. What is the name of this ore?..... [1] (ii) This ore is a mixture of aluminium oxide, which is amphoteric, and iron(III) oxide which is basic. Explain how these two oxides can be separated by the addition of aqueous sodium hydroxide.

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Cambridge International Examinations Cambridge ...

3 Two of the main uses of zinc are for galvanising and for making alloys. One of the main ores of zinc is zinc blende, ZnS. There are two stages in the extraction of zinc from this ore. (a) Stage 1 Zinc oxide is made from zinc blende. Describe how this is done and write a word equation for the reaction.

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give the common name chemical name and formulas of an ore ...

Feb 06, 2018· Give the common name, chemical name and formulas of an ore of a) zinc, b) aluminium and c) iron. Asked by Topperlearning User | 6th Feb, 2018, 03:48: PM Expert Answer:

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chem tutor: METALLURGY - 10 ICSE CHAPTER WISE QUESTIONS

Mar 10, 2013· Name two other ores of zinc from which it is extracted. ... what is name of the most common ore of Iron and what is its chemical formula? (ii) what is the purpose of using (1) the coke and (2) the limestone? ... In the manufacture of iron, a mixture of limestone, coke and iron ore is added to the blast furnace. In this context, give the ...

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19.1: Properties of Transition Metals and Their Compounds ...

Nov 05, 2020· Naturally occurring ores of copper, silver, and gold can contain high concentrations of these metals in elemental form (Figure (PageIndex{5})). Iron, on the other hand, occurs on earth almost exclusively in oxidized forms, such as rust (Fe 2 O 3). The earliest known iron implements were made from iron meteorites.

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Iron compounds | Article about Iron compounds by The Free ...

Iron forms such compounds as oxides, hydroxides, halides, acetates, carbonates, sulfides, nitrates, sulfates, and a number of complex ions. It is chemically active and forms two major series of chemical compounds, the bivalent iron (II), or ferrous, compounds and the trivalent iron (III), or ferric, compounds.

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Extraction of Iron | Metallurgy | Blast Furnace and Reactions

This is even harder than pig iron. Wrought Iron/ Malleable Iron. Wrought iron is the purest form of iron available commercially available and is prepared from cast iron by heating cast iron in a furnace lined with Haematite (Fe 2 O 3). The Haematite reacts with Carbon in the cast iron to give pure iron and carbon monoxide gas which escapes.

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Cambridge International Examinations Cambridge ...

(b) Iron ores containing iron(III) compounds can be analysed using a similar method. A standard solution of an aqueous iron(III) compound is reacted with aqueous tin(II) chloride. Aqueous tin(IV) chloride and aqueous iron(II) chloride are the products of this reaction. (i) Write an ionic equation for this reaction. Do not include state symbols ...

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Extraction of Iron (examples, answers, activities ...

Iron ores such as haematite contain iron oxide. The oxygen must be removed from the iron oxide to leave the iron behind. Reactions in which oxygen is removed are called reduction reactions. Carbon is more reactive than iron, so it can push out or displace the iron from iron …

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Types of Minerals - Metallic and Non-Metallic Minerals ...

Hematite: It is a metallic mineral and an iron oxide. It's formula is Fe 2 O 3. It is used to extract iron and is one of the many iron ores. Other iron ores are magnetite, limonite and siderite. Gold: Gold is also a metallic mineral which is generally found in its elemental form (i.e. not in a compound) or as an alloy with mercury or silver ...

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List Of Important Metals and Their Ores with Chemical ...

Jan 02, 2019· 4. Iron ore is the most common element in the world and makes up close to 5% of the Earth's crust. This makes it one of the most abundant rock elements. 5. Aluminium is one of the most common elements in the Earth's crust and is found in a variety of silicate ores…

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Extracting iron - Redox, extraction of iron and transition ...

in a huge container called a blast furnace. Iron ores such as haematite contain iron(III) oxide, Fe 2 O 3. The oxygen must be removed from the iron(III) oxide in order to leave the iron behind.

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Define Cementation. Name Its Types. - Discuss

Name two important ores of iron? Mention its formula. ... Name two important ores of iron? Mention its formula. applied; chemistry; Name and describe the method used for coating large and irregularly shaped articles for prevention of corrosion. ... Give the classification of fuel based on their occurrence with two examples of each type.

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