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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 o
Q. Show the Colour of actinides and lanthanides Ions? Ions of actinides and lanthanides are coloured in the solid state as well as in aqueous solution, as is the case with the
what are the applications of coulumetry ?
What do you understand by temperature independence paramagnetism? Ans) Compounds which are expected to be diamagnetic may exhibit this kind of weak paramagnetism. It arises from a
How can we control the product yield of the Benkeser reaction?
In nitromethane N-O bondlength is 1.21A° while normal N-O bondlength is 1.36 A° and for N=O it is 1.18A°..Explain why
In this synthesis of indole the addition of keto thioether to choloroamine to give sulphonium ion. this reaction is carried out at low temperature . why?
Q. Crystal Field Splitting in Tetrahedral Field? A tetrahedron can be viewed as a part of cube where the metal ion occupies the centre of the cube and the four ligands are plac
what is the principal of radiometric titration
Q. How to balance a redox equation? Ans. Redox equations may be written and balanced by the ionic half-reaction method. Let's use the half-reaction method to balance the f
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