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After the treatment of A with concentrated H2SO4 and acetonitrile under thermodynamic conditions, only E formed that was subsequently hydrolyzed to B. Draw the structure of E and a mechanism leading to this compound. Take into account stereochemical and regiochemical issues.
Thermosetting polymers - Classification of polymers These are the polymers which go through permanent modification on heating. They get firm and infusible on heating. They are
importance of chemistry in computer engineering
Q. What is chlorofluorocarbon? A chemical is some substance that has a definite composition. Ozone is a chemical which is made up of three particles of oxygen. Ozone forms a th
give an clear explanation about kohlrauschs law
#sulphuric acid can be made with concentration of 99%.however for diferent industrial requirement ,62% h2so4 is used which has density of 1.55 g/ml.calculate the molarity,molality
What are the limitations of valence bond theory?
Resonance effect - Effect of substituents on acidity Same as inductive effect, if the resonance producing group exerts minus effect that is, if it withdraws electrons, it raise
Physical chareterstics of carbonyl compounds Physical state: a. Methanal is a pungent smell gas. b. Ethanal is a volatile liquid and boiling points 294 K. c. Other ald
The correct sequence of increasing covalent character is represented by: (1) LiCl 2 (2) BaCl 2 (3) NaCl 2
The number of appositively charged ions surrounded a certain ion in an ionic crystal lattice is known as co- ordination number.
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