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Aluminium metal is frequently used as a reducing agent for the extraction of metals such as Chromium, Manganese etc. Explain why?
Ans) The free energy change for the formation of oxide of aluminium is highly negative ( -1000 to -1100) so , it can easily reduce any metal oxide abve it easily in ellingham diamgram as it lies bottom of the ellingham diagram.
classification of mixture according to particle size, uniform mixture, composed of solute and solvent
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