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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.
Cleaning action of soap and detergents
a) Give a chemical test to distinguish between aniline and N-methyl aniline. Draw the structure of XeF2 molecule. b. Write the outer electronic configuration of Cr atom (Z =
explain why boiling and meliting points of nitroalkanes than that of iosmeric alkyl nitrites
occurrence of p block elements
What is hydrometallurgy
sir/maam is it animals have the same type of the blood with human beings?
properties of homologous series
Aldehydes and Ketones Carbonyl compounds are of two types, ketones and aldehydes. Both of them comprise a carbon-oxygen double bond frequently known as carbonyl group.
chemical properties with reactions of alkali metals
glutamic acid standard estimation protocol
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