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adianadiadi

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Posts posted by adianadiadi

  1. Get the named organic reactions with mechanism, explanation, illustrations and exercises at

    http://www.adichemadi.com/organic/namedreactions/contents.html

     

    The topics covered upto now are

    * Arndt-eistert reaction Exercises

    * Baeyer villiger oxidation Exercises

    * Beckmann rearrangement Exercises

    * Birch reduction Exercises

    * Clemmensen reduction

    * Fittig reaction

    * Michael addtion reaction Exercises

    * Phillips condensation

    * Reformatsky reaction Exercises

    * Williamson's synthesis Exercises

    * Wurtz reaction

    * Wurtz-Fittig reaction

     

    Adi

  2. Dear students! I have posted an article about carbonates and

    bicarbonates on my new site. Please go through the article and enhance your knowledge. This article will clear some of your doubts in chemistry in our daily life. I hope this is equally helpful to those who are appearing for chemistry tests.

     

    Access the article at the following url.

     

    http://www.adichemadi.com/articles/inorganic/carbonates/part%201.html

     

    Excerpt from the article

    You might have seen the effervescence when lime juice is dropped on

    granite floor, leaving a white mark. Or you might have observed the

    use of baking soda as a leavening agent to rise cookies, cakes etc.,.

    You may wonder about the fizz when club soda or coke bottles are

    opened. It is a known fact that our favorite bakery items are rendered

    tasty by adding baking powder. The use of washing soda in laundries,

    in softening hard water; and the use of lime stone and lime water in

    making construction materials like Portland cement, lime mortar etc.,

    - all of these involve carbonates or bicarbonates.

     

    I hope you enjoy the work.

  3. Write the equation and get the dG from the data. Then decide whether it is possible or not thermodynamically. Even if it is thermodynamically allowed under certain conditons, the only other thing you have to consider is kinetic barrier. If the activation energy is very high, even at the high temperatures, then the chances of this reaction are even more limited.

  4. I am a lecturer in chemistry. I would like to share my experience with you. I have been preparing study material for various topics in chemistry. You may download them at the following links.

     

    http://www.scribd.com/doc/19018632/Atomic-Structure-IPE

    http://www.scribd.com/doc/19018629/Periodic-Table-IPE

    http://www.scribd.com/doc/19018635/Chemical-Bonding-IPE

    http://www.scribd.com/doc/19002054/Chemical-Equilibrium-IPE

    http://www.scribd.com/doc/19002352/Solid-State-Chemistry-IPE

    http://www.scribd.com/doc/19002353/Solutions-Colligative-Properties-IPE

    http://www.scribd.com/doc/19002695/Chemical-Kinetics-IPE

    http://www.scribd.com/doc/19045247/Electrochemistry-IPE

     

    You can get more links at

    http://adichemadi.blogspot.com/

     

    Please inform me of your opinions, suggestions and if any. I will inform you about updates of my work.

     

    I hope you will be benefitted.

     

    Aditya

  5. First of all urea is non electrolyte but exists in equalibrium with ammonia which is alkaline and furnishes OH- ions. Hence not water can show conductivity. This results in the electrolysis of water where upon H2 is evolved at cathode and O2 at anode.

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