Crushing & Grinding Machines

Chemistry Lecture 12

The simplest multiple of both 3 and 2 is 6 so we will need two aluminum ions to get a charge of 6 and three oxide ions to get a charge of -6 When we write the formula of the compound the metal always goes first The correct formula for aluminum oxide is Notice that the charges are not written on the ions in the formula...

Extracting aluminium

metal on Earth but it is expensive largely because of the amount of electricity used in the extraction process Aluminium ore is called bauxite Al 2 O 3...

What are the chemical formulas for iron ores

Most iron ores are iron oxides or iron sulfid Iron ores are also usually hydrated ie includes water of crystallization A variety of other metal ores eg copper zinc lead are sometimes...

Different Types of Iron Ore

Metallurgical ContentImpurities in Iron OresHematiteIron Ore FormationOrigin of Iron Ore-BodiesMagnetiteLimoniteSiderite The iron minerals that are at present used as...

What is Ore

Any use you can think of for a metal - whether it be in a cell phone battery an automobile part or even a medicinal ingredient - is thus also a use for an ore...

Lakhmir Singh Chemistry Class 10 Solutions For Chapter 3

58 a Name the metal which is extracted from haematite ore b Name one ore of aluminium Name the aluminium compound present in this ore and write its chemical formula c How is aluminium metal extracted Explain with the help of an equation d Name the electrode at which aluminium...

Chapter 10 ChemiCal alCulations and equations

Given formulas for two ionic compounds predict whether a precipitate will form when water solutions of the two are mixed and write the complete equation that describes the reaction Section 73 Given the names or formulas for a monoprotic or polyprotic acid and an ionic compound containing hydroxide carbonate or hydrogen...

ICSE Chemistry Question Paper 2012 Solved for Class 10

Sep 24 2019 0183 32 Attempt any four questions from Section II The intended marks for questions or parts of questions are given in brackets SECTION-I 40 Marks Attempt all questions from this Section Question 1 a Name the gas in each of the following The gas evolved on reaction of Aluminium with boiling concentrated caustic alkali solution...

Minerals and Ores Definition Types and Formation

Feb 23 2016 0183 32 The Earth is the main source of minerals and or Most of the elements do not found in Free State because of their reactive tendenci Potassium sodium calcium magnesium aluminium...

Chemical Equation Balancer

Instructions To balance a chemical equation enter an equation of a chemical reaction and press the Balance button The balanced equation will appear above...

Extracting iron

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

Tell me the formula of the main ore of Aluminium

The main ore of aluminum is bauxite Bauxite is a mixture of minerals rather than a single mineral Bauxite contains the aluminum minerals gibbsite Al OH 3 bohmite AlOOH and diaspore also AlOOH a different crystal structure along with iron...

55 Writing Formulas for Ionic Compounds

Nov 19 2020 0183 32 Write the formula for aluminum nitride 4 Write the final formula Leave out all charges and all subscripts that are 1 \ \ce AlN \ \ \ce Li_2O \ An alternative way to writing a correct formula for an ionic compound is to use the crisscross method In this method the numerical value of each of the ion charges is crossed over to become...

Electron Configuration for Aluminium Al

When we write the configuration we ll put all 13 electrons in orbitals around the nucleus of the Aluminium atom In writing the electron configuration for Aluminium the first two electrons will go in the 1s orbital Since 1s can only hold two electrons the next 2 electrons for aluminium...

Extraction of Aluminium Aluminium Ore

Bauxite is the name given to aluminium ore To generate aluminium oxide bauxite is purified a white powder form which aluminium can be extracted Aluminium oxide has a very high melting point of more than 2000 176 C so melting it would be costly Aluminium oxide in water does not dissolve but in molten cryolite it dissolv...

Writing Correct Formula for Named Chemical Compounds

Hence the formula Ca 3 PO 4 2 is correct On the basis of above steps the formulae of some ionic compounds are given in Table 124 Table 124 Writing Formula of an Ionic Compound SOLVED EXAMPLES Example 121 Write down the formulae of i sodium oxide ii aluminium chloride...

Metals and Non

Aug 27 2020 0183 32 Write the chemical name of black and green coatings Answer The name of the phenomenon is corrosion The chemical name of black coating is silver sulphide Ag 2 S formed due to attack of H 2 S gas present in the atmosphere on silver and that of green coating is basic copper carbonate formed due to attack of moist air CO 2 O 2 and H 2 O...

What is the name and formula of two ores of aluminium

1ore Bauxite chemical name Hydrated aluminium oxide formula A12032H20 2 ore Cryolite chemical name Sodium aluminium fluoride formula Na3AlF6 3 ore...

Name the ores of the following metals Iron lead zinc

Jun 14 2007 0183 32 RE Name the ores of the following metals Iron lead zinc Aluminium I need it for my chemistry homework...

Ore minerals

Some elements are so valuable that almost any mineral containing that element in sufficient grades can be mined gold silver platinum group ELEMENTS Aluminum - The ore is mined from rocks that have been exposed to weathering in a tropical environment bauxite The main ore minerals in bauxite are gibbsite bohmeite and diaspore...

What is the ore name of Aluminium and its ore formula

Apr 06 2008 0183 32 Aluminium ore is called Bauxite Bauxite is a rock which may consist of the minerals gibbsite Al2O3 boehmite γ-AlO OH or diaspore α-AlO OH in varying proportions plus some iron minerals It is formed by deep lateritic weathering of aluminous rocks...

Metals and Non

Oct 15 2020 0183 32 On heating ore A gives Co 2 whereas ore B gives SO 2 What steps will you take to convert them into metals Answer Since ore A gives CO 2 and ore B gives SO 2 Therefore ores are MCO 3 and MS As A is a carbonate ore it is first subject to calcination followed by reduction Question 3 Write the names and symbols of two most reactive metals...

Bauxite The principal ore of aluminum

Bauxite Used for Aluminum Production Bauxite is the principal ore of aluminum The first step in producing aluminum is to crush the bauxite and purify it using the Bayer Process In the Bayer Process the bauxite is washed in a hot solution of sodium hydroxide which leaches aluminum from the bauxite...

gcse Question on The Extraction and Purification of Metals

1 MAKING IRON in the blast furnace A List and describe the four principal raw materials including air which are used in the blast furnace Carefully explain the function of each raw material used B Draw a diagram to show the outline of the structure of a blast furnace and mark on it the following labels hot air raw materials ore coke limestone hot waste gases reaction zone...

How can I balance this chemical equations Aluminum and

May 13 2014 0183 32 This reaction is between a metal and an acid which typically results in a salt and the release of hydrogen gas The unbalanced reaction is Al HCl ->H_2 AlCl_3...

3 Ways to Name Chemical Compounds

Nov 30 2019 0183 32 Build the name For a two element ionic compound the naming is simple The first part of the name is the name of the metal element The second part is the name of the nonmetal element with the suffix -ide Here are some examples Al 2 O 3 Al 2 = Aluminium O 3 = Oxygen So the name would be aluminium oxide FeCl 3...

Name and Formula of Cations Chemistry Tutorial

Write the name of the cation sodium 1 i The charge in parentheses IS so we MUST write the number 1 to the left of the plus sign that is 1 ii DO NOT put a space between the last letter of the name and the parentheses Question 2 Name the cation that has the formula Mg 2 Solution...

Write the name and formula of the ores of a Aluminium b

Write the name and formula of the ores of a Aluminium b Copper Share with your friends Share 2 a Ore of aluminium Al is Bauxite it is a mixture of iron oxide silicon oxide titanium oxide and aluminium oxide as Al 2 O 3 SiO 2 TiO 2 Fe 2 O 3 Cryolite Na 3 AlF 6 b...

List of Chemical Compounds and their Common Names and Formulas

The common names and formulas of chemical compounds is a very relevant area of study for every competitive exam including SSC and it is important for the aspirants to develop a fair idea on this subject In this article we are discussing the following topics...

Chemical Names and Formulas

When writing the formula for any ionic compound the charges of the ions must 4 What are two methods for writing a balanced formula finding the least common multiple of the chargesa b 5 What are the formulas for the compounds formed by the following pairs of...