The most commonly available ore used in the extraction of Zinc is called Zinc Blende also known as Zinc Sulphide ZnS Historically extraction of zinc has been more difficult than extraction of other metals because at temperatures where metals such as iron typically begins to melt zinc is a gas Due to its very low boiling point at such
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Academic Questions amp Answers Forum Extraction of Zinc from its ore ClassX Science Metals and Nonmetals Freddy Paul Oct 4 2014 Extraction of Zinc from its ore a ores of both zinc and mercury are sulphide ores explain the methods used to extract these metals from their ores
Aug 07 2020nbsp018332This information are essential to obtain zinc from its ore as the goal is to separate first zinc minerals from gangue then extract zinc pure metal with the minimum impurities Mining first The primary method of mining zinc ores is underground In zinc mining countries this method produces about 80 of the metals
The flow chart below shows steps used in the extraction of zinc from one of its ores a Name the process that is used in step 2 to concentrate the ore b Name one use of zinc other than galvanizing Date posted May 16 2017 Answers 1 The extraction of iron from its ores
Mar 20 2009nbsp018332Zinc is a tricky metal to extract from its ores because on heating it changes from solid to liquid and then after a relatively small further temperature increase it turns to gas and goes into the air First mention of zinc extraction is in India in the 13th century They heated it in a closed vessel and captured the zinc vapour so produced
Oct 30 2018nbsp018332RBoth iron and zinc can be reduced by carbon at a high temperature though there are differences Iron oxide can be reduced over 800176C A bit of overheat and it will dissolve a part of the carbon and make pig iron melting around 1150176C Zinc o
Oct 30 2019nbsp018332Smelting It is a metal extraction process in which an ore Cor Co is heated at high temperature in an enclosed furnace Reduction is takes place in this process We hope the given Chemistry MCQs for Class 12 with Answers Chapter 6 General Principles and Processes of Isolation of Elements will help you
The metal which can be extracted from its ore by the method of electrolysis is are Published on 04 Sep 15 a Zinc b Aluminium c Copper d All of these ANSWER All of these 171 Previous
Aluminium is extracted from its chief ore bauxite The ore is first purified and then the metal is extracted from it by electrolytic reduction Zinc blende sphalerite is the ore of zinc containing its sulphide Question 2015 a Choose the most appropriate answer from the following list of oxides which fit the description Each answer
Aug 31 2020nbsp018332During the CSIRCRRI study for exploring productive use of jarofix three road stretches of 100metre each were studied over three years to evaluate its performance
How is zinc extracted Answers Zinc is extracted from its ore by calcination to remove the sulphur converting zinc to an oxide The next step is to smelt the particular oxide with carbon where it is combined with oxygen to form READ MORE Extraction of Zinc from Zinc Blende Grade 12
the reaction of extract zinc from its ore Metal extraction SlideShareApr 21 2010 Because aluminium is more reactive than carbon so the reaction wont work How is zinc extracted Answers How is zinc extracted from its ore Zinc is extracted from its ore by calcination to remove the sulphur converting zinc
Answers Zinc is extracted from its ore by calcination to remove the sulphur converting zinc to an oxide The next step is to smelt the particular oxide with carbon where it is combined with oxygen to form Live Chat Extraction of Zinc from Zinc Blende Reference Notes
Jul 03 2008nbsp018332Lead is usually found in ore with zinc silver and most abundantly copper and is extracted together with these metals The main lead mineral is galena PbS which contains 866 lead Other common varieties are cerussite PbCO3 and anglesite PbSO4 Lead ore galena is found commonly in northeast Wales
May 16 2017nbsp018332The extraction of iron from its ores takes place in the blast furnace Below is a simplified diagram of a blast furnace Study it and answer the questions that follow Name i One of the substance in the slag ii Another iron ore material used in the blast furnance iii One gas which is recycled Date posted May 16 2017 Answers 1
How is zinc extracted from its ore Answers Zinc is extracted from its ore by calcination to remove the sulphur converting zinc to an oxide The next step is to smelt the particular oxide with carbon where it is combined with oxygen to form How is zinc extracted from its ore Brainly Apr 12 2017 1 Conversion of ore into metal oxide
extracting zinc from its ore educationcarein Zinc ores and extraction 2 NFA How we extract zinc from its ores Stage 1 The low concentrations of the zinc sulphide mineral in most zinc ores mean that the ore Inquire Now how to extract zinc from its ore is reduction process
Zinc carbonate calamine ore is heated strongly in the absence of air to obtain zinc oxide and carbon dioxide This process is called calcination The moderately reactive metal zinc is extracted from its oxide by using reducing agent like C Zinc oxide is mixed with carbon in the form of
Dec 04 2019nbsp018332Question 11 i Give the name and formula of the ore of zinc containing its sulphide ii Write equations for the following steps in the extraction of zinc 1 Roasting of the ore 2 Reduction of the zinc compound which is the product of the above reaction Or In the process of extracting zinc the above named ore is roasted
Apr 22 2019nbsp018332Answer The reduction potentials of zinc and iron are lower than that of copper In hydrometallurgy zinc and iron can be used to displace copper from their solution Hence the extraction of copper from its pyrite ore is difficult than from its oxide ore through reduction Question 64 Explain i Zone refining ii Column chromatography Answer
Thallium Recovered from processing copper lead and zinc ores Inquire Now Uses of Zinc Supply Demand Production Resources Sphalerite The Primary Ore Sphalerite zinc sulfide is the primary ore mineral from which most of the worlds zinc is produced but a number of other minerals that Inquire Now Zinc Wikipedia
Answer Extraction of Zinc The zinc is extracted from its ore zinc blende ZnS The ore is concentrated by froth floatation process using pine oil ayanafathima ayanafathima Zinc is extracted through carbon reduction of the ore Zinc blende ZnS ore by specially designed blast furnaces
Aug 05 2009nbsp018332After grinding the ore froth flotation which selectively separates minerals from gangue by taking advantage of differences in their hydrophobicity is used to get an ore concentrate A final concentration of zinc of about 50 is reached by this process with the remainder of the concentrate being sulphur 32 iron 13 and SiO2 5
How do you extract zinc from its ore answers Zinc is extracted from its ore by calcination to remove the sulphur converting zinc to an oxide The next step is to smelt the particular oxide with carbon where it is combined with oxygen to form
Extraction of a Metal from its Ore Activity Yenkacom Extraction of a Metal from its Ore Activity In this exercise you will attempt to extract a sample of lead from an ore containing a mixture of lead and zinc
May 22 2013nbsp018332At least thats what I know from my IGCSE book Now the question is in the same book I read that zinc can be extracted from its ore by either heating it with carbon or by electrolysis For electrolysis its oxide is reacted with sulfuric acid giving a solution of zinc
An ore is a rock that contains enough of a metal or a metal compound to make extracting the metal worthwhile eg either low grade ores contain a small percentage of the metal or its compound
1 day agonbsp018332Automated equipment is the most popular one due to its ability to evade unnecessary man hours by implying load haul dump excavators drill breakers and others for extracting
How is zinc extracted from its ore Answers zinc is extracted from zinc ore named zinc blende ZnS step 1 zinc ore is concentrated by the process named froth floation to about 55 step 2 concentrated ore is roasted in the presence of airget price
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