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plz explain the ellingham diagram more clearly with examples as it is not clear
what is the role of Depressant in froth floatation method.
how many 72 degrees and 90 degrees angle are there in IF7 ????
principle of froth floatation ?
what is the principle of leaching ?
what is the role of collectors in froth floatation?
n-factor of k2cr2o7 in acidic med?
What is flux ? What is itz role in metallurgy of Iron n Copper ?
What is Hardy-Schulze rule???
explain the principle of zone refining
Why Zinc oxide can be reduced to the metal by heating with carbon but not Cr2O3
what is the principle of electrolytic refining?
Why is froth floatation process used to extract SULPHIDES????? y sulphides!??!!
Explain the role of NaCN in the extraction of silver.is it necessary to write reaction or fine to write answer asNaCN forms a complex with Ag which again on reaction with Zn gives pure Ag. So, What should I expect with the examiner
why do noble gases have comparatively large atomic sizes?
limitation of crystal field theory
explain role:1.CO in the extraction of nickel.
2.zinc in the extraction of silver.
3.iodine in refining of zinconium.
4.depressant in froth-floation method.
5.graphite rods in metallurgy of aluminium.
Outline The Principle Of Refining Of Metals In The Following Methods
(A) Electrolytic Refining
(B) Vapour Phase Refining
(C) Zone Refining
Zone refining (ii) Column chromatography.
what is the role of graphite rod in the electrometallurgy of aluminium???
how is wrought iron different from steel???
why pine oil is added in froth floatation method?
What is the meaning of 'the solution is seeded with freshly prepared samples of hydrated Al2O3'.? it is in page 150 of ncert under the heading leaching.
what are froth stabilizers?
WHAT IS VAN ARKEL METHOD FOR REFINING ZIRCONIUM OR TITANIUM??? PLZZZ ANSER IT ...........
What is the oxidation state of Fe and Cr in chromite ore ( FeCr2O4 ) ???????
Ans is +3 and +6 but how ....plz anybody plz explain ???????????
Can u plz explain me ellingham diagram?Nd how we get to know abt the feasibility??
Out of C & CO , which is a better reducing agent far FeO?
Explain with reason ?
What is the role of silica in the extraction of copper from copperpyrite ore?
what is acidic flux and basic flux
outline the principle of the method used for refining of
Is it true that under
certain conditions, Mg can reduce SiO2 and Si can reduce
MgO? What are those conditions?
name the common element present in the anode mud in electrolytic refining of copper.why are they so present?
Describe the roles of the following:
1. NaCN in the extraction of silver from a silver ore.
2. Iodine in the refining of titanium.
3. Cryolite in the metallurgy of aluminium.
what are limitations of Ellingham diagram?
write chemical equations involved in blast furnance ?
Explain the role of and write the equations involved :
CO in purification of nickel
Iodine in refining of titanium
Iodine in refining of zirconium
Zinc in extraction of silver
explain Mond process ???
What is the
significance of leaching in the extraction of aluminium?
upward stream of running water means?
1. What is the difference between Hydrometallurgy and Pyrometallurgy?
2. what are the two aspects considered during reduction of metals?
what are the example of acidic and basic flux
reactions involved:1.leaching of bauxite ore to prepare pure alumina.
2.refining of zirconium by van-arkel method.
3.recovery of gold after gold ore has been leached with NaCN solution.
Explain the role of NaCN in extraction of silver from silver ore??
explain role:SiO2 in the extraction of copper
Oxygen is available in plenty in air yet fuels do not burn by their own at room temperature. why???
What is the role of silica in the metallurgy of copper?
what is thermodynamic cosideration of selecting a reducing agents in metallurgy?
what is the difference between reverberotory furnace and blastfurnace?
which is a better reducing agent at 673k?c and co why?
what is blister copper?
Why copper matte
is put in silica lined converter?
What is the limitations of corey house synthesis?
why magnesium oxide is used in blast furnace at the walls
i havent understood the basic concept and use of elingham diagram. plz.. explain it simply how to check whch one will be reduced and which one oxidised??
1) Mention the conditions to maximise the yield of ammonia by Haber's process
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