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Why is zinc is not extracted from zinc oxide through reduction with CO?
Solution) Reducing agent should have more negative ΔG value. In case of zinc oxide ,Zn has more negative ΔG value then CO as you can see from elingum diagram, so it can not be reduced by CO.
The electron density between 1s and 2s orbital is : (1) High (2) Low (3) Zero (4)None of these Ans:Zero
Which one is least ionic in the following compounds: (1) Agcl (2) Kcl (3) Bacl 2 (4) Cacl 2 Ans: Agcl
Hydrogen Peroxide Hydrogen peroxide is the other important hydride of oxygen. The oldest method of its preparation is by the action of dilute sulphuric acid on barium peroxide
construction and working of calomel electrode???
Discuss the effect of substituents on the acidity of phenolic group?
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Electrovalent compounds are: (1) Good conductor of electricity (2) Polar in nature (3) Low M.P. and low B.P. (4) Easily available Ans: Polar in nature
Explain the Gibbs Phase Rule for Multicomponent Systems? The Gibbs phase rule for a pure substance was written F = 3 - P. We now consider a system of more than one substance an
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while gibing the ph and the volume intial and final how do we calculate the number of moles
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