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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.
Characteristics?
Q. Explain the working of chemical cell ? Ans. A chemical cell can be set up by dipping two different metals in an electrolyte and connecting the two metals with an external
atoms combine to form molecule because they tend to
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Colloids are either positively charged or negatively charged. But What are the various factors responsible for charge on the colloidal sols?
interpretation ande of errors in differential thermal analysis
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Draw the important resonance contributors for the benzenoium intermediate in the bromination of aniline and explain why ortho, para substitution predominates ?
0 order half life formula
Sphere packing Element structures where chemical bonding is nondirectional are best explained by considering the packing of equal spheres. Close-packed structures are on
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