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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.
Write down the chemical equation for this process:- Haber-Bosch Process
Q. Major functions of emulsifiers? The major functions of emulsifiers in food systems are as follows. The emulsifier: • modifies the intermolecular forces which stabilize
what are the diagonal relationship between berylium and aluminium
why beryllium cannot be attacked readily by acid
Q. Illustrate Oxidation States of f-block? The addition of the first three ionisation energies of the lanthanides is comparatively low, so the elements are highly electropositi
ionic bond has low energy
The statements: (1) In filling a group of orbitals of equal energy, it is energetically preferable to assign electrons to empty orbitals rather than pair them into a particular o
Cis-1-ethyl-3-methylcyclohexane can be isolated in optically active form.
how they occured
Effect of Substituents on Acidity: The complete effect of a substituent on acidity of substituted benzoic acids is because of two factors. (i) Inductive effect: If the subs
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