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Q. What is Calcinations process?
This is fie method of heating the concentrated ore in a limited supply of air to a high temperature but under the fusion temperature. In calcinations, volatile constituents of an ore are expelled. Hydrated and Hydroxide ores lose their water forming metal oxides. In case of carbonate ores, carbon dioxide is lost and metal oxides are made.
Anomalous behavior of Fe
principle or radiometric titration
why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character..
what is the difference between molarity and normality
write the prepation of mohrs salt..
Prove that the number of orbitals in a principal quantum level is n^2 using the fact that the number of orbitals in a subshell is (2L-1) where L is the azimuthal quantum number.
BIOINORGANIC CHEMISTRY Life is sometimes thought of as 'carbon chemistry', but around 25 components are essential for life. It is normal to divide these into trace elements an
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it is impossibe to synthesise orgnic compounds in the lab since life force is essential for their formation -theory is known as
Describe discovery of sub atomic particles
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